Inventor · disambiguated record
Tadashi Koizumi
Also filed as: KOIZUMI TADASHI
5 granted patents·131 citations·filing 1977–1989
83Inventor score
Top patents by PatentIndex Score
5 records- 0182US4665296AMethod of and apparatus for igniting a high-frequency torch to create a high-temperature plasma of high purityNETUREN CO LTD·Filed 1984·Granted May 12, 1987·37 cites·3 claims
- 0275US4765739AFiber optical rotation sensor utilizing the Sagnac phase differenceTOSHIBA KK·Filed 1986·Granted Aug 23, 1988·41 cites·5 claims
- 0374US4881722AApparatus for producing superfine particleNETUREN CO LTD·Filed 1989·Granted Nov 21, 1989·31 cites·5 claims
- 0444US4757878AMethod and system for lubricationIDEMITSU KOSAN CO·Filed 1986·Granted Jul 19, 1988·17 cites·7 claims
- 0521US4121839ASealing system for use in composite multi-stage pumpMITSUI TOATSU CHEMICALS·Filed 1977·Granted Oct 24, 1978·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →