MU

Minoru Umeda

Ricoh Company: 10 patents #2,244 of 9,818Top 25%
JA Japan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
NT Nagaoka University Of Technology: 1 patents #15 of 81Top 20%
TC Tohoku Ricoh Co.: 1 patents #101 of 204Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Nagaoka, JP: #13 of 243 inventorsTop 6%
Overall (All Time): #380,439 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
9954239 Solid polymer power generation or electrolysis method and system Yoshitsugu Sone, Masato Sakurai, Asuka Shima, Tetsuya Nakabeppu, Ryota SHINOZAKI +1 more 2018-04-24
8586270 Electrophotographic photoconductor, electrophotographic method, and electrophotographic apparatus Ryota Arai, Tomoyuki Shimada 2013-11-19
7972743 Membrane electrode assembly, method for producing the same, and solid state polymer fuel cell Akifumi Yamada, Isamu Uchida 2011-07-05
7960070 Electrocatalyst for ethanol oxidation and direct ethanol fuel cell using the same Isamu Uchida, Hiroyuki Ojima 2011-06-14
7121826 Method of manufacturing an orthodontic model, and an orthodontic model produced thereby 2006-10-17
6590696 Image display medium and image display device using the image display medium Masahiro Yanagisawa 2003-07-08
6521386 Electrophotographic photoreceptor and electrophotographic image forming method and apparatus using the photoreceptor Yohta Sakon, Narihito Kojima, Masao Yoshikawa, Hiroshi Nagame, Ryuta Takeichi +1 more 2003-02-18
5804343 Electrophotographic photoconductor Tatsuya Niimi 1998-09-08
5749029 Electrophotographic process and apparatus therefor 1998-05-05
5677094 Electrophotographic photoconductor Tatsuya Niimi 1997-10-14
5547790 Electrophotographic photoconductor containing polymeric charge transporting material in charge generating and transporting layers Tatsuya Niimi 1996-08-20
4863822 Electrophotographic photoconductor comprising charge generating and transport layers containing adjuvants Toshio Fukagai, Kiyoshi Taniguchi, Katsuichi Ohta, Kayoko Yokoyama 1989-09-05
4822705 Electrophotographic photoconductor with layer preventing charge injection Toshio Fukagai, Kiyoshi Taniguchi, Katsuichi Ohta, Kayoko Yokoyama 1989-04-18