KK

Kiyoshi Kumagai

Canon: 12 patents #5,447 of 19,416Top 30%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
TI Toyota Industries: 1 patents #505 of 955Top 55%
SS Saginomiya Seisakusho: 1 patents #85 of 162Top 55%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #181,121 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
12086731 Workshop assistance system and workshop assistance method Shuhei Furuya, Yo Takeuchi, Toshiyuki Ono, Masao Ishiguro, Tatsuya Tokunaga +5 more 2024-09-10
10891580 Service design assistance system and service design assistance method Toshiyuki Ono, Kenji Baba, Masaaki Tanizaki, Masataka ARAKI 2021-01-12
D797130 Display screen with graphical user interface Toshiyuki Ono, Kenji Baba, Kenichi Funaki, Yuichi Yagawa, Keiji Kojima 2017-09-12
D791869 Writing paper Toshiyuki Ono, Kenji Baba, Kenichi Funaki, Yuichi Yagawa, Keiji Kojima 2017-07-11
8731996 Method and system for supporting business process design by modeling role relationship Yasuharu NAMBA 2014-05-20
8467187 Flat-panel display apparatus including a heat radiator Toshiaki Itazawa, Kunio Sakurai 2013-06-18
6885517 Cassette loading apparatus 2005-04-26
6754039 Cassette loading apparatus 2004-06-22
6624965 Recording and/or reproducing apparatus including cassette mounting device Osamu Nagatsuka 2003-09-23
6250600 Bellows-type pressure responsive valve Ichiro Ohkawara, Tomoo Okada, Shigeyuki Hidaka 2001-06-26
6198596 Cassette mounting device having lock lever spring disposed in cassette holder Osamu Nagatsuka 2001-03-06
6188834 Device and method for recording and reproducing image information Hiroo Edakubo, Toshihiko Nakajima 2001-02-13
6072658 Cassette mounting device having link mechanism arranged to support cassette holder 2000-06-06
5659400 Information signal recording device for recording main information signal with index signal for rapidly and accurately searching main information signal Hiroo Edakubo, Toshihiko Nakajima 1997-08-19
5645243 Recording and/or reproducing apparatus having clutch mechanism 1997-07-08
5497278 Cassette mounting device having cassette removal facility additional to customary insertion/ejection aperture part Osamu Nagatsuka 1996-03-05
5483401 Rotary head drum having a connecting member for providing electrical conduction Toshihiko Nakajima, Hiroo Edakubo 1996-01-09
5220475 Rotary head drum unit with grooves or protrusions on a stationary drum for lessening tape contact during rewinding Makoto Fujiki, Hiroo Edakubo, Toshihiko Nakajima, Osamu Nagatsuka, Akira Tomitaka 1993-06-15
5130511 Method of and apparatus for welding panel with space defined therein Satoshi Kadowaki, Masaki Kawada, Yoshio Akasaka, Minoru Kawada 1992-07-14
4946551 Method and apparatus for laminating thermoplastic sheets Yoshiki Ishige, Shoji Sato, Hisashi Masuda, Yoji Ushiki, Junichi Saida +1 more 1990-08-07
4767046 Assembly apparatus for motorcar vehicle body Hiroshi Okuyama 1988-08-30
4309489 Fe-Ni-Cu-Cr Layered bimetal Kenichiro Momose, Fumio Mori 1982-01-05
4206944 Lid device for use in a motorcar Toshio Awamura, Kiyoshi AIKAWA, Tatsuo Tatematsu 1980-06-10