Inventor · disambiguated record
Ken Niwa
Also filed as: NIWA KEN
2 granted patents·26 citations·filing 1988–2003
56Inventor score
Top patents by PatentIndex Score
2 records- 0158US4882101AMethod of producing a reinforced rubber hose by using a plastic mandrelTOKAI RUBBER IND LTD·Filed 1988·Granted Nov 21, 1989·25 cites·9 claims
- 0237US7311334B2Shock absorbing type steering device for vehicles and method of producing the sameKOYO SEIKO CO·Filed 2003·Granted Dec 25, 2007·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →