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

Kouichi Matsuo — 9 Patents

Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
MCMayekawa Mfg. Co.: 4 patents #33 of 273Top 15%
FLFujitsu Frontech Limited: 3 patents #66 of 283Top 25%
Kawasaki, JP: #3,118 of 15,035 inventorsTop 25%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Kouichi Matsuo has been granted 9 US patents while listed as an inventor at Fujitsu Limited. The first was granted in 1998 and the most recent in June 2010. Kouichi Matsuo ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Kouichi Matsuo in Kawasaki, JP.

Patents per Year

Patents granted per year, 1998 to 2010Bar chart with a peak of 3 patents in 2010.peak 31998: 1 patents19982001: 1 patents20012007: 1 patents20072008: 1 patents20082009: 2 patents20092010: 3 patents2010

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7728905 Image capturing apparatus having an image capturing system disposed close to an illumination system Hiroyuki Tanaka, Yoshio Yoshizu, Takashi Yoshida, Isao Iwaguchi 2010-06-01
7679671 Image capturing for capturing an image of an object by illuminating the object and receiving light from the object Hiroyuki Tanaka, Yoshio Yoshizu, Takashi Yoshida, Isao Iwaguchi 2010-03-16
7646423 Image capture apparatus with illuminator and distance measuring light emitting device Takashi Yoshida, Hiroyuki Tanaka, Yoshio Yoshizu 2010-01-12
7591138 Process for producing slush fluid and apparatus therefor Masamitsu Ikeuchi, Akito Machida 2009-09-22
7526925 Method and apparatus for producing slush nitrogen Akito Machida, Kazuhiro Hattori 2009-05-05
7370481 Apparatus and method for cooling super conductive body Kuniaki Kawamura, Akito Machida, Masamitsu Ikeuchi, Kazuhiro Hattori, Hideharu Yanagi 2008-05-13
7155930 Apparatus for producing slush nitrogen and method for producing the same Kuniaki Kawamura, Akito Machida, Masamitsu Ikeuchi, Kazuhiro Hattori, Hideharu Yanagi 2007-01-02
6184669 Current control circuit 2001-02-06
5799288 Remaining money management system with cash demand prediction Takao Tanaka, Masanori Mukai, Takeshi Nagaoka, Kazuo Nakamura, Takaaki Hirooka +3 more 1998-08-25