Inventor · Nishinomiya, JP

Tsutomu Tanaka

343Patents
41h-index
415Co-inventors
93Inventor score

Filing activity: Apr 30, 1976 → Jun 27, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6329297A Dilute remote plasma clean Emerging Cross-Sectional Technologies 653 Expired
US6863019B2 Semiconductor device fabrication chamber cleaning method and apparatus with recirculation of cleaning gas Emerging Cross-Sectional Technologies 549 Expired
US5821731A Connection system and connection method for an electric automotive vehicle Emerging Cross-Sectional Technologies 489 Expired
US6447651B1 High-permeability magnetic shield for improved process uniformity in nonmagnetized plasma process chambers Chemistry; Metallurgy 471 Expired
US5844195A Remote plasma source Electricity 321 Expired
US5465525A Intellectual working robot of self controlling and running Emerging Cross-Sectional Technologies 222 Expired
US9397380B2 Guided wave applicator with non-gaseous dielectric for plasma chamber Electricity 191 Active
US7244474B2 Chemical vapor deposition plasma process using an ion shower grid Chemistry; Metallurgy 178 Expired
US6039834A Apparatus and methods for upgraded substrate processing system with microwave plasma source Electricity 177 Expired
US7291360B2 Chemical vapor deposition plasma process using plural ion shower grids Chemistry; Metallurgy 177 Expired
US7695590B2 Chemical vapor deposition plasma reactor having plural ion shower grids Electricity 177 Expired
US5850135A Connecting system and a connection method Emerging Cross-Sectional Technologies 167 Expired
US5610841A Video server Electricity 142 Expired
US5140417A Fast packet transmission system of video data Electricity 134 Expired
US5995341A Magnetic disk drive recording a signal with a skew angle Physics 113 Expired
US4822990A Admission control system having a transponder actuated by an inquiry signal Emerging Cross-Sectional Technologies 91 Expired
US4498730A Optical switching device Physics 89 Expired
US5017766A Portable electronic apparatus capable of confirming validity of transaction data Physics 74 Expired
US6045618A Microwave apparatus for in-situ vacuum line cleaning for substrate processing equipment Emerging Cross-Sectional Technologies 70 Expired
US6079426A Method and apparatus for determining the endpoint in a plasma cleaning process Emerging Cross-Sectional Technologies 67 Expired
US7146631B1 Content providing system and terminal used therein Electricity 61 Expired
US5816643A Charge coupling for electric vehicle Emerging Cross-Sectional Technologies 60 Expired
US5458496A Charge coupling for electric vehicle Emerging Cross-Sectional Technologies 57 Expired
US6348126B1 Externally excited torroidal plasma source Electricity 56 Expired
US6239553A RF plasma source for material processing Electricity 54 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.