Inventor · disambiguated record
Hirotsugu Kozuka
Also filed as: KOBAYASHI MASAYOSHI · KOZUKA HIROTSUGU
3 granted patents·90 citations·filing 1976–1983
68Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0188US4609407AMethod of making three dimensional semiconductor devices in selectively laser regrown polysilicon or amorphous silicon layersHITACHI LTD·Filed 1983·Granted Sep 2, 1986·83 cites·38 claims
- 0253US4187109AStrontium barium niobate single crystal doped with CeHITACHI LTD·Filed 1976·Granted Feb 5, 1980·7 cites·4 claims
- 0327US4373975AMethod of diffusing an impurityHITACHI LTD·Filed 1981·Granted Feb 15, 1983·0 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →