Tatsuya Yamashita
35Patents
9h-index
71Co-inventors
78Inventor score
Filing activity: Aug 23, 1995 → Sep 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9721607B2 | Magnetic recording medium and method of manufacturing the same | Physics | 107 | Active |
| US9939577B2 | Diffraction structure, diffraction grating, diffraction grating array, optical phased array, optical modulator, optical filter, laser source | Physics | 32 | Active |
| US9817121B2 | Radar apparatus and method of determining sign of velocity | Physics | 23 | Active |
| US5827862A | Agent for prophylaxis or treatment of cataract | Human Necessities | 23 | Expired |
| US6925233B2 | Optical waveguide device manufacturing jig, method of manufacturing optical waveguide device by use of the same jig, and the same optical waveguide device | Performing Operations; Transporting | 18 | Expired |
| US6823116B2 | Optical waveguide device manufacturing jig, method of manufacturing optical waveguide device by use of the same jig, and the same optical waveguide device | Performing Operations; Transporting | 17 | Expired |
| US6932880B2 | Method of manufacturing optical waveguide device | Physics | 16 | Expired |
| US6703188B1 | Method of fabricating optical waveguide structure | Performing Operations; Transporting | 12 | Expired |
| US10011677B2 | Polycarbodiimide composition, method for producing polycarbodiimide composition, aqueous dispersion composition, solution composition, resin composition, and cured resin | Chemistry; Metallurgy | 9 | Active |
| US10126012B2 | Air conditioner | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7166322B2 | Optical waveguide and method for producing the same | Physics | 7 | Expired |
| US9555992B2 | Sheet transport device and image forming apparatus | Performing Operations; Transporting | 4 | Active |
| US9751708B2 | Sheet transport device and image forming apparatus | Performing Operations; Transporting | 4 | Active |
| US7399498B2 | Material composition for producing optical waveguide and method for producing optical waveguide | Physics | 1 | Expired |
| US10884008B2 | Device for storing biochemical reagents, and biochemical analyzer | Physics | 1 | Active |
| US9938101B2 | Sheet transport device and image forming apparatus | Performing Operations; Transporting | 1 | Active |
| US8686001B2 | Medicament for treating glaucoma comprising as an active ingredient cyclodextrin-clathrate compound of cilostazol | Chemistry; Metallurgy | 0 | Active |
| US7907808B2 | Optical waveguide and method for manufacturing the same | Physics | 0 | Active |
| US12240723B2 | Medium feeding device and medium processing device including the same | Performing Operations; Transporting | 0 | Active |
| US11492219B2 | Sheet feeding apparatus and image forming system | Performing Operations; Transporting | 0 | Active |
| US11390751B2 | Polycarbodiimide composition, method for producing a polycarbodiimide composition, water-dispersed composition, solution composition, resin composition, and cured resin | Chemistry; Metallurgy | 0 | Active |
| US12281423B2 | Rotary hook construction for sewing machine and sewing machine | Textiles; Paper | 0 | Active |
| US10733125B2 | Microcomputer | Physics | 0 | Active |
| US12078183B2 | Ceiling fan | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10739457B1 | Laser radar, and light receiving method of laser radar | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.