Inventor · disambiguated record

Tatsurou Sugiyama

Also filed as: SUGIYAMA TATSUROU

3 granted patents·31 citations·filing 1997–1999

69Inventor score

Technology areasF16D

Files withNTN TOYO BEARING CO LTD3

Top patents by PatentIndex Score

3 records

0158US6200224B1Slidable constant velocity universal jointNTN TOYO BEARING CO LTD·Filed 1999·Granted Mar 13, 2001·15 cites·9 claims
0255US6264565B1Tripod type constant velocity universal jointNTN TOYO BEARING CO LTD·Filed 1999·Granted Jul 24, 2001·13 cites·12 claims
0329US5735745AHomokinetic universal joint having ball grooves in a cylindrical planeNTN TOYO BEARING CO LTD·Filed 1997·Granted Apr 7, 1998·3 cites·1 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →