Tsuyoshi Saito
43Patents
12h-index
92Co-inventors
84Inventor score
Filing activity: Mar 4, 1974 → Jul 10, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7510984B2 | Method of forming silicon nitride film and method of manufacturing semiconductor device | Electricity | 79 | Expired |
| US7556580B2 | Motor-driven wheel driving apparatus | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5554249A | Magnetron plasma processing system | Electricity | 22 | Expired |
| US5989124A | Tripod type constant velocity universal joint | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5512746A | Micro-pattern measuring apparatus | Electricity | 21 | Expired |
| US4042486A | Process for the conversion of pitch into crystalloidal pitch | Chemistry; Metallurgy | 20 | Expired |
| US4337038A | Electrolytic implement and method for removing metal pieces left in root canals of teeth | Human Necessities | 16 | Expired |
| US6357923B1 | Rolling bearing and bearing device | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6994474B2 | Rolling sliding member and rolling apparatus | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5017134A | Dental system for treating a root canal | Human Necessities | 14 | Expired |
| US7172343B2 | Rolling sliding member and rolling apparatus | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6507139B1 | Apparatus having an electronic component located on a surface of a package member with a space therebetween | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4293533A | Method for producing solid carbon material having high flexural strength | Textiles; Paper | 11 | Expired |
| US5354745A | Estradiol derivative-chlorambucil conjugate process for preparing the same, and pharmaceutical composition | Chemistry; Metallurgy | 9 | Expired |
| US4202885A | Process for the preparation of anti-transplanted sarcoma 180 tumorigenic substances | Human Necessities | 9 | Expired |
| US6828041B2 | Rolling apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4228275A | Nitrogen containing polysaccharide and process for preparing same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4048222A | Process for preparing trans-4-aminomethyl-cyclohexane-1-carboxylic acid | Chemistry; Metallurgy | 5 | Expired |
| US4275814A | Film containing magazine | Physics | 5 | Expired |
| US4938897A | Chlorambucil derivatives and cell-discriminating agent containing the same | Human Necessities | 5 | Expired |
| US7351670B2 | Method for producing silicon nitride films and process for fabricating semiconductor devices using said method | Electricity | 3 | Expired |
| US6837794B1 | Tripod type constant velocity universal joint | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6269924A | Method and apparatus for controlling machinery | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7225046B2 | Semiconductor manufacturing apparatus, remote control system therefor, and remote operation device | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7006545B2 | Semiconductor laser device and optical fiber amplifier using the same | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.