Inventor · disambiguated record
Keiji Kunimatsu
Also filed as: KUNIMATSU KEIJI
5 granted patents·114 citations·filing 1993–2002
82Inventor score
Top patents by PatentIndex Score
5 records- 0176US6488836B1CO gas sensor and method of using sameEQUOS RESEARCH KK·Filed 2000·Granted Dec 3, 2002·23 cites·18 claims
- 0272US5423967AGaseous-diffusion electrode and electrochemical reactor using the sameTECHNOVA INC·Filed 1993·Granted Jun 13, 1995·23 cites·19 claims
- 0367US6106692AMeasuring concentrations of plural target substances by use of diamond electrodeIMRA JAPAN KABUSHIKIKAISHA·Filed 1998·Granted Aug 22, 2000·37 cites·11 claims
- 0458US6090268ACO gas sensor and CO gas concentration measuring methodIMRA JAPAN KABUSHIKIKAISHA·Filed 1997·Granted Jul 18, 2000·27 cites·16 claims
- 0551US7335290B2Processing method for nano-size substanceEQUOS RESEARCH KK·Filed 2002·Granted Feb 26, 2008·4 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Keiji Kunimatsu 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 →