Junichiro Hashizume
39Patents
13h-index
29Co-inventors
77Inventor score
Filing activity: Mar 10, 1988 → Jul 31, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6203618A | Exhaust system and vacuum processing apparatus | Chemistry; Metallurgy | 361 | Expired |
| US6183930A | Electrophotographic photosensitive member having surface of non-monocrystalline carbon with controlled wear loss | Physics | 29 | Expired |
| US5582944A | Light receiving member | Physics | 23 | Expired |
| US6586149B2 | Light-receiving member, image-forming apparatus, and image-forming method | Physics | 19 | Expired |
| US5061511A | Method for forming functional deposited films by means of microwave plasma chemical vapor deposition method | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4957772A | Method for forming functional deposited films by means of microwave plasma chemical vapor deposition method | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5849455A | Plasma processing method and plasma processing apparatus | Electricity | 17 | Expired |
| US6238832A | Electrophotographic photosensitive member | Physics | 17 | Expired |
| US6322943A | Light-receiving member, image forming apparatus having the member, and image forming method utilizing the member | Physics | 17 | Expired |
| US5976745A | Photosensitive member for electrophotography and fabrication process thereof | Physics | 16 | Expired |
| US4897284A | Process for forming a deposited film on each of a plurality of substrates by way of microwave plasma chemical vapor deposition method | Physics | 16 | Expired |
| US5849446A | Light receiving member having a surface protective layer with a specific outermost surface and process for the production thereof | Physics | 15 | Expired |
| US6001521A | Electrophotographic photosensitive member | Physics | 14 | Expired |
| US4930442A | Microwave plasma CVD apparatus having an improved microwave transmissive window | Chemistry; Metallurgy | 11 | Expired |
| US4897281A | Process for the formation of a functional deposited film by way of microwave plasma CVD method | Performing Operations; Transporting | 11 | Expired |
| US4953498A | Microwave plasma CVD apparatus having substrate shielding member | Electricity | 10 | Expired |
| US6410102B1 | Plasma process method | Chemistry; Metallurgy | 10 | Expired |
| US5670286A | Electrophotographic light receiving member having an outermost surface with a specific metal element-bearing region and a region substantially free of said metal element which are two-dimensionally distributed | Physics | 9 | Expired |
| US5558719A | Plasma processing apparatus | Electricity | 9 | Expired |
| US7033717B2 | Process for producing electrophotographic photosensitive member, and electrophotographic photosensitive member and electrophotographic apparatus making use of the same | Physics | 8 | Expired |
| US6670089B2 | Electrophotographic image forming method and apparatus | Physics | 7 | Expired |
| US7060406B2 | Light-receiving member, image-forming apparatus, and image-forming method | Physics | 6 | Expired |
| US6282400A | Image-forming apparatus and image forming method using a controlled dynamic frictional force between a cleaning blade and a photosensitive member | Physics | 5 | Expired |
| US6846600B2 | Electrophotographic photosensitive member, process for its production, and electrophotographic apparatus | Physics | 5 | Expired |
| US5718769A | Plasma processing apparatus | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.