Satoshi Oikawa
76Patents
8h-index
65Co-inventors
81Inventor score
Filing activity: Sep 28, 1977 → Nov 18, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7290861B2 | Ink tank, printing head and inkjet printing apparatus | Performing Operations; Transporting | 22 | Expired |
| US7311388B2 | Liquid supplying apparatus and liquid housing container | Performing Operations; Transporting | 22 | Expired |
| US7245788B2 | Optical modulator | Physics | 18 | Expired |
| US7784927B2 | Ink container and ink jet recording apparatus | Performing Operations; Transporting | 16 | Active |
| US9238361B2 | Liquid ejecting head and liquid ejection printing apparatus | Chemistry; Metallurgy | 10 | Active |
| US7380921B2 | Liquid-feeding system | Performing Operations; Transporting | 8 | Expired |
| US9248650B2 | Liquid ejection head with plurality of channels for supplying liquid to support port | Performing Operations; Transporting | 8 | Active |
| US6445548B1 | Disk apparatus having a latch mechanism for holding the actuator arm during non-operation | Physics | 8 | Expired |
| US8644647B2 | Optical control device | Physics | 5 | Active |
| US7362924B2 | Optical modulator | Physics | 5 | Active |
| US10471719B2 | Manufacturing method of liquid supply component | Performing Operations; Transporting | 5 | Active |
| US9764554B2 | Method for manufacturing molded member and liquid ejecting head, liquid ejecting head, and mold | Performing Operations; Transporting | 5 | Active |
| US7377628B2 | Ink container | Performing Operations; Transporting | 5 | Active |
| US7174059B2 | Optical device | Physics | 4 | Expired |
| US8406578B2 | Mach-zehnder waveguide type optical modulator | Physics | 4 | Active |
| US7689067B2 | Nested modulator | Physics | 4 | Active |
| US10081185B2 | Liquid ejection head, liquid ejection apparatus, flow path member, and method for manufacturing liquid ejection head | Performing Operations; Transporting | 3 | Active |
| US9081214B2 | Optical control element | Physics | 3 | Active |
| US10363692B2 | Method for manufacturing liquid supply member | Performing Operations; Transporting | 3 | Active |
| US10434694B2 | Resin molding method | Performing Operations; Transporting | 3 | Active |
| US8651622B2 | Recording apparatus | Performing Operations; Transporting | 3 | Active |
| US9033457B2 | Print head and ink jet printing apparatus | Performing Operations; Transporting | 3 | Active |
| US10300643B2 | Manufacture method of liquid supply member and manufacture apparatus | Performing Operations; Transporting | 2 | Active |
| US8923658B2 | Optical waveguide device | Physics | 2 | Active |
| US7912325B2 | Optical control element | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.