Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hideyuki Ueda — 44 Patents

Panasonic: 19 patents #1,087 of 21,108Top 6%
Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
Hitachi: 6 patents #6,585 of 28,497Top 25%
Ricoh Company: 3 patents #4,832 of 9,818Top 50%
PSPenn State: 2 patents #350 of 1,788Top 20%
HCHitachi-Johnson Controls Air Conditioning: 2 patents #38 of 179Top 25%
Toyota: 1 patents #15,486 of 26,838Top 60%
MCMatsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
Tokyo, JP: #2,436 of 90,295 inventorsTop 3%
Overall (All Time): #66,838 of 4,157,543Top 2%
44 Patents All Time
Hideyuki Ueda has been granted 44 US patents while listed as an inventor at Panasonic. The first was granted in 1980 and the most recent in May 2020. Hideyuki Ueda ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Hideyuki Ueda in Tokyo, JP.

Patents per Year

Patents granted per year, 1980 to 2020Bar chart with a peak of 6 patents in 2010.peak 61980: 1 patents19801994: 3 patents1995: 1 patents19951996: 4 patents1997: 5 patents19971998: 2 patents1999: 1 patents19992000: 1 patents2001: 1 patents20012002: 1 patents2008: 2 patents20082009: 3 patents2010: 6 patents20102011: 3 patents2012: 4 patents20122013: 3 patents2014: 1 patents20142019: 1 patents2020: 1 patents2020

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10662934 Electric compressor, and refrigeration air-conditioning apparatus Ryou OOTA, Hiroyuki Akata, Yasutaka Yoshida, Koji Naito 2020-05-26
10267549 Refrigeration cycle device Hiroaki Tsuboe, Atsuhiko Yokozeki, Masaki Uno 2019-04-23
8778557 Membrane electrode assembly for fuel cell and fuel cell using the same 2014-07-15
8399144 Membrane-electrode assembly for direct oxidation fuel cell and direct oxidation fuel cell Hiroaki Matsuda, Takashi Akiyama 2013-03-19 $78,000
8389173 Method for activating fuel cell Takashi Akiyama, Yukihiro Okada, Satoshi Shibutani, Masahiro Takada 2013-03-05 $58,000
8377601 Direct oxidation fuel cell Hiroaki Matsuda, Takashi Akiyama 2013-02-19 $92,000
8318364 Fuel cell system Hiroaki Matsuda 2012-11-27 $54,000
8283089 Direct oxidation fuel cell Hiroaki Matsuda 2012-10-09 $53,000
8178272 External additive, method of manufacturing same and toner Masanori Rimoto, Masakazu Nakada 2012-05-15
8105732 Direct oxidation fuel cell Hiroaki Matsuda 2012-01-31 $58,000
8076040 Direct oxidation fuel cell Masahiro Takada 2011-12-13 $58,000
7968238 Method for operating fuel cell system Takashi Akiyama, Toshihiko Ichinose, Masahiro Takada 2011-06-28 $95,000
7964323 Direct oxidation fuel cell 2011-06-21 $95,000
7824812 Fuel cell system Masahiro Takada 2010-11-02 $105,000
7807317 Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel Chao Wang 2010-10-05 $111,000
7803490 Direct methanol fuel cell Shinsuke Fukuda 2010-09-28 $239,000
7781121 Fuel cell Shinsuke Fukuda 2010-08-24 $98,000
7745063 Fuel cell stack Takashi Akiyama, Kohji Yuasa, Shinsuke Fukuda 2010-06-29 $131,000
7670705 Fuel cell system with purifying apparatus Takashi Akiyama, Kohji Yuasa, Shinsuke Fukuda, Yukihiro Okada, Satoshi Shibutani 2010-03-02 $222,000
7582371 Fuel cell system having fuel and water controlling means Takashi Akiyama, Yukihiro Okada, Kohji Yuasa, Satoshi Shibutani 2009-09-01 $349,000
7498097 Fuel cell and production method thereof Takashi Akiyama, Kohji Yuasa, Yukihiro Okada, Satoshi Shibutani 2009-03-03 $258,000
7473483 Direct methanol fuel cell Shinsuke Fukuda 2009-01-06 $396,000
7438245 Milling and classifying apparatus, collision mill, air classifier, toner, and method for producing toner Masahiro Kawamoto, Kohta Wakimoto, Kohji Kubota, Mamoru Kawaguchi, Yoshiyuki Okegawa +11 more 2008-10-21
7413826 Anode electrodes for direct oxidation fuel cells and systems operating with concentrated liquid fuel Chao Wang 2008-08-19 $475,000
6432590 Electrophotographic toner and image forming method using the toner Shohichi Sugimoto, Satoru Miyamoto, Osamu Uchinokura, Kumi Hasegawa, Tamotsu Kajihara +2 more 2002-08-13