Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KM

Ken Muto — 13 Patents

Denso: 13 patents #859 of 11,792Top 8%
HIHarima Chemicals, Incorporated: 1 patents #79 of 188Top 45%
Toyota, JP: #560 of 5,020 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Ken Muto has been granted 13 US patents while listed as an inventor at Denso. The first was granted in 2004 and the most recent in February 2021. Ken Muto ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Ken Muto in Toyota, JP.

Patents per Year

Patents granted per year, 2004 to 2021Bar chart with a peak of 2 patents in 2005.peak 22004: 1 patents20042005: 2 patents20052006: 1 patents20062008: 2 patents20082009: 2 patents20092010: 1 patents20102011: 1 patents20112015: 1 patents20152020: 1 patents20202021: 1 patents2021

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10913332 Heat exchange unit Go Sato, Takashi Yasuda, Koichi Harada, Masaaki Kawakubo, Nobukazu Kuribayashi +1 more 2021-02-09
10746083 Vehicular cooling device Eisaku Yamazaki, Yuji Nishimura 2020-08-18
8950213 Receiver and receiver-integrated condenser Takuya Mitsuhashi, Akira Itoh, Kazuhisa Naito, Wei Chen, Hiroyasu Shimanuki 2015-02-10
8075706 Paste composition for aluminum brazing Tomoaki Akazawa, Masaki Teruse, Ichiro Taninaka, Shoei Teshima, Kinya Yamamoto +1 more 2011-12-13
7849915 Heat exchange tube having multiple fluid paths Masaaki Kawakubo, Etsuo Hasegawa, Yoshiki Katoh 2010-12-14
7621320 Internal heat exchanger Etsuo Hasegawa, Masaaki Kawakubo, Yoshiki Katoh 2009-11-24
7604044 Heat exchanger Masaaki Kawakubo, Norihide Kawachi, Ken Yamamoto, Etsuo Hasegawa, Yoshiki Katoh 2009-10-20
7448436 Heat exchanger Yoshiki Katoh, Masaaki Kawakubo, Etsuo Hasegawa 2008-11-11
7347064 Evaporator Yoshiki Katoh, Etsuo Hasegawa, Masaaki Kawakubo 2008-03-25 $378,000
7044208 Heat exchanger Masaaki Kawakubo, Norihide Kawachi, Ken Yamamoto, Etsuo Hasegawa, Yoshiki Katoh 2006-05-16 $660,000
6923019 Heat exchanger Masaaki Kawakubo, Etsuo Hasegawa 2005-08-02
6907922 Heat exchanger Yoshiki Katoh, Masaaki Kawakubo, Etsuo Hasegawa 2005-06-21 $651,000
6827139 Heat exchanger for exchanging heat between internal fluid and external fluid and manufacturing method thereof Masaaki Kawakubo, Norihide Kawachi, Ken Yamamoto, Etsuo Hasegawa, Yoshiki Katoh 2004-12-07