Inventor · disambiguated record
Tutomu Yamaguchi
Also filed as: YAMAGUCHI TUTOMU
4 granted patents·56 citations·filing 1990–1999
73Inventor score
Top patents by PatentIndex Score
4 records- 0169US5121328AFee calculating apparatus for calculating delivery fee of parcel in accordance with its weight, length, and delivery areaCASIO COMPUTER CO LTD·Filed 1990·Granted Jun 9, 1992·41 cites·7 claims
- 0255US5084525AEpoxy resin composition with polyamide powderSOMAR CORP·Filed 1990·Granted Jan 28, 1992·10 cites·5 claims
- 0344US6376716B1Process for the preparation of aromatic sulfur compoundsNIPPON FINECHEMICAL CO LTD·Filed 1999·Granted Apr 23, 2002·5 cites·30 claims
- 0421US6444853B1Process for producing aromatic disulfidesNIPPON FINECHEMICAL CO LTD·Filed 1999·Granted Sep 3, 2002·0 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →