Inventor · disambiguated record
Tatsuo Niiyama
Also filed as: NIIYAMA TATSUO
5 granted patents·97 citations·filing 1990–1996
82Inventor score
Top patents by PatentIndex Score
5 records- 0167US5724930ATiming case cover for engineYAMAHA MOTOR CO LTD·Filed 1996·Granted Mar 10, 1998·22 cites·29 claims
- 0266US5033421AV type engineYAMAHA MOTOR CO LTD·Filed 1990·Granted Jul 23, 1991·24 cites·8 claims
- 0363US5860402AOil pump drive for engineYAMAHA MOTOR CO LTD·Filed 1996·Granted Jan 19, 1999·19 cites·16 claims
- 0458US5231961ACamshaft and accessory drive arrangement for engineYAMAHA MOTOR CO LTD·Filed 1990·Granted Aug 3, 1993·19 cites·10 claims
- 0548US5740768AEngine cam shaft drive arrangementYAMAHA HATSUDOKI KUBUSHIKI KAI·Filed 1996·Granted Apr 21, 1998·13 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Tatsuo Niiyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →