TF

Tsutomu Fujii

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
SU Subaru: 4 patents #222 of 1,436Top 20%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
ZE Zeon: 1 patents #435 of 734Top 60%
Overall (All Time): #158,911 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12308486 Fuel cell module, fuel cell stack, and manufacturing method of fuel cell module YOSHIFUMI TAGUCHI, YASUMICHI YOSHIHARA, Kozue Kuniyoshi 2025-05-20
11349128 Electrically conductive substance, method of producing electrically conductive substance, and electrode, catalyst and material containing electrically conductive substance Hiroyuki Yonemaru 2022-05-31
11245596 Management system that manages computer system Shiro Tanoue, Kousuke Shibata, Yuusuke ASAI 2022-02-08
11108055 Fuel cell Yoko Kasai, YOSHIFUMI TAGUCHI, Tsutomu Kawashima, Shinichiro Imura, Toshihiro Otsuka +2 more 2021-08-31
11011769 Fuel cell catalyst layer, membrane electrode assembly, and fuel cell Motohiro Sakata, Takeshi Minamiura, Shinichiro Imura, Hitoshi Ishimoto, Kazuya Yamasaki +2 more 2021-05-18
10637076 Assembly, fuel cell using same, and method of disassembling same Mitsuo Yoshimura 2020-04-28
10505821 Management system that manages computer system Shiro Tanoue, Kousuke Shibata, Yuusuke ASAI 2019-12-10
10275411 Management system for computer system Toshihiro Kura, Daisuke Nogami, Yasufumi Uchiyama, Masahide Ban, Tomoto Washio +2 more 2019-04-30
10169303 Management system for managing information system Yosuke Sato, Kousuke Shibata, Kazuki OOTSUBO, Takaichi Ishida, Tomoki Kimura 2019-01-01
9762453 Management system that manages computer system Shiro Tanoue, Kousuke Shibata, Yuusuke ASAI 2017-09-12
D790559 Display screen with graphical user interface Daisuke Nogami, Junko Suzuki, Tomoki Kimura, Masahide Ban, Takashi Yoshikawa +1 more 2017-06-27
D746303 Display screen with graphical user interface Daisuke Nogami, Junko Suzuki, Tomoki Kimura, Masahide Ban, Takashi Yoshikawa +1 more 2015-12-29
D746335 Display screen with icon Daisuke Nogami, Junko Suzuki, Tomoki Kimura, Masahide Ban, Takashi Yoshikawa +1 more 2015-12-29
8974947 Electric storage device and its production method Osamu Hatozaki 2015-03-10
8552550 Semiconductor device Junichi Shimada, Hidenori Shibata, Hiromasa Fukazawa, Nobuyuki Iwauchi, Takeya Fujino 2013-10-08
8310811 Positive electrode active material for lithium ion electric storage device, and lithium ion electric storage device using the same Osamu Hatozaki 2012-11-13
8142930 Negative electrode active material for charging device Kenji Kojima, Nobuo Ando, Hiromoto Taguchi, Osamu Hatozaki, Yukinori Hato +1 more 2012-03-27
8001559 Optical information recording medium and method for manufacturing optical information recording medium Kazuya Hisada, Morio Tomiyama 2011-08-16
D640264 Graphical user interface for a display screen Takahiro Inada, Eitaro Ito, Takeshi Arisaka 2011-06-21
D639304 Graphical user interface for a display screen Hideyuki Misono, Takeshi Arisaka 2011-06-07
7723919 Front panel for plasma display panel and method for producing the same Mitsuo Saitoh, Masashi Morita, Satoshi Maeshima, Hideki Yamashita, Nobuyuki Kamikihara 2010-05-25
7698671 Method for designing semiconductor integrated circuits having air gaps. Hirofumi Miyashita, Hiromasa Fukazawa, Tatsuo Gou, Takuya Yasui 2010-04-13
7443651 Organic electrolyte capacitor Nobuo Ando, Kenji Kojima, Shinichi Tasaki, Hiromoto Taguchi, Yukinori Hato +1 more 2008-10-28
D549722 Graphic user interface for display for construction machine Eitaro Ito, Kenichi Sagiya, Yasushi Tokuda, Yutaka Watanabe, Takao Kurosawa 2007-08-28
4623840 Actuator Tadato Fujimura 1986-11-18