Inventor · disambiguated record
Masaji Ishii
Also filed as: ISHII MASAJI
11 granted patents·189 citations·filing 1975–1985
91Inventor score
Top patents by PatentIndex Score
11 records- 0185US4137476AThermionic cathodeDENKI KAGAKU KOGYO KK·Filed 1977·Granted Jan 30, 1979·23 cites·9 claims
- 0279US4482839AThermionic emission cathode and preparation thereofDENKI KAGAKU KOGYO KK·Filed 1982·Granted Nov 13, 1984·19 cites·7 claims
- 0375US4112290AEvaporation vessel for use in vacuum evaporationDENKI KAGAKU KOGYO KK·Filed 1976·Granted Sep 5, 1978·24 cites·8 claims
- 0474US4610858AChlorosilane disproportionation catalyst and method for producing a silane compound by means of the catalystDENKI KAGAKU KOGYO KK·Filed 1985·Granted Sep 9, 1986·38 cites·8 claims
- 0574US4029000AInjection pump for injecting molten metalTOSHIBA MACHINE CO LTD·Filed 1975·Granted Jun 14, 1977·26 cites·9 claims
- 0668US4482838AThermionic emission cathodeDENKI KAGAKU KOGYO KK·Filed 1981·Granted Nov 13, 1984·13 cites·4 claims
- 0766US4029466AContainer for evaporation of metalDENKI KAGAKU KOGYO KK·Filed 1975·Granted Jun 14, 1977·18 cites·6 claims
- 0862US4168565AMethod for manufacturing thermionic cathodeDENKI KAGAKU KOGYO KK·Filed 1978·Granted Sep 25, 1979·9 cites·12 claims
- 0951US4008183AHigh temperature anticorrosive molded productDENKI KAGAKU KOGYO KK·Filed 1975·Granted Feb 15, 1977·13 cites·3 claims
- 1038US4288717AThermionic cathode apparatusDENKI KAGAKU KOGYO KK·Filed 1979·Granted Sep 8, 1981·3 cites·3 claims
- 1136US4591754AElectron gun for brightnessDENKI KAGAKU KOGYO KK·Filed 1985·Granted May 27, 1986·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →