Tomoko Ishikawa
10Patents
4h-index
28Co-inventors
60Inventor score
Filing activity: Mar 2, 1999 → Jul 22, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD548347S1 | Device for measuring constituents in the blood | General | 68 | Expired |
| US6656653B2 | Toner for the development of electrostatic image and method for producing the same | Physics | 22 | Expired |
| US6030739A | Electrostatic image developing toner | Physics | 11 | Expired |
| US7169526B2 | Toner for the development of electrostatic image and the production process thereof | Physics | 7 | Expired |
| US8282813B2 | Biosensor measurement machine, biosensor measurement system and biosensor measurement method | Physics | 1 | Active |
| US9565776B2 | Method for treating substrate that support catalyst particles for plating processing | Chemistry; Metallurgy | 0 | Active |
| US11043346B2 | Electromagnetic relay | Electricity | 0 | Active |
| US10220377B2 | Metal colloidal solution and method for producing the same | Performing Operations; Transporting | 0 | Active |
| US11587752B2 | Electromagnetic relay | Electricity | 0 | Active |
| US8637422B2 | Method for producing surface-supported catalyst | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.