Inventor · disambiguated record
Katsuhiko Kasuya
Also filed as: KASUYA KATSUHIKO
6 granted patents·76 citations·filing 1980–1986
84Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0161US4561497AHeat transfer surface and manufacturing method for sameHITACHI LTD·Filed 1983·Granted Dec 31, 1985·17 cites·5 claims
- 0257US4401420AMale and female screw rotor assembly with specific tooth flanksHITACHI LTD·Filed 1980·Granted Aug 30, 1983·15 cites·11 claims
- 0354US4492546ARotor tooth form for a screw rotor machineHITACHI LTD·Filed 1982·Granted Jan 8, 1985·14 cites·7 claims
- 0454US4475878AScrew rotor with tooth form produced by thermal deformation and gear backlashHITACHI LTD·Filed 1982·Granted Oct 9, 1984·14 cites·12 claims
- 0544US4406602AScrew rotor with specific tooth profileHITACHI LTD·Filed 1981·Granted Sep 27, 1983·9 cites·7 claims
- 0640US4671751AScrew rotor tooth profileHITACHI LTD·Filed 1986·Granted Jun 9, 1987·7 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →