Seizo Kato
11Patents
6h-index
16Co-inventors
59Inventor score
Filing activity: Apr 14, 1994 → May 4, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6881271B2 | Fixing member for evaporation apparatus | Emerging Cross-Sectional Technologies | 79 | Expired |
| US5477527A | High density optical disc and optical disc player | Physics | 34 | Expired |
| US5914929A | Optical disk recording/playback device with means to recognize, read from and record to multiple types of optical disk types | Physics | 24 | Expired |
| US6849832B2 | Evaporation apparatus | Chemistry; Metallurgy | 9 | Expired |
| US5838657A | High density optical disc and optical disc player | Physics | 6 | Expired |
| US5689495A | High density optical disc and optical disc player | Physics | 6 | Expired |
| US7166269B2 | Method for producing hydrogen gas | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5896367A | High density optical disc and optical disc player | Physics | 3 | Expired |
| US6009072A | High density optical disc player | Physics | 3 | Expired |
| US6514067B1 | Rotary trowel for use in the molding of ceramics and method for production thereof | Performing Operations; Transporting | 1 | Expired |
| US6911094B2 | Evaporation apparatus | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.