MN

Masayuki Nakagawa

TC Toyoda Gosei Co.: 48 patents #11 of 2,296Top 1%
TC Toa Medical Electronics Co.: 5 patents #15 of 118Top 15%
DC Daiwa Seiko Co.: 4 patents #64 of 217Top 30%
KO Konica: 3 patents #771 of 1,958Top 40%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
SY Sysmex: 2 patents #337 of 868Top 40%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
DC Daifuku Co.: 1 patents #230 of 509Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
TC Takeuchi Press Industries Co.: 1 patents #9 of 20Top 45%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
📍 Iwata, NJ: #1 of 1 inventorsTop 100%
Overall (All Time): #26,491 of 4,157,543Top 1%
74
Patents All Time

Issued Patents All Time

Showing 26–50 of 74 patents

Patent #TitleCo-InventorsDate
6913163 Fuel cap Kazuhisa Ishida, Hiroyuki Hagano, Hiroyuki Sato, Kimio Tsubaki 2005-07-05
6913162 Tank cap and tank cap apparatus Hiroyuki Hagano 2005-07-05
6895998 Valve attached to fuel tank Tomohide Aoki, Hiroaki Kito, Hiroshi Nishi, Kenichiro Kaneko, Masahiro Ando 2005-05-24
6806487 Radiation-image radiographing system Yasuaki Tamakoshi, Hisashi Yonekawa, Yuhei Okamoto 2004-10-19
6805296 Processing method and system of data management for IC card Masahiro Sakashita, Akira Ishibashi, Takao Yoden, Masashi Takeda 2004-10-19
6793091 Tank cap Hiroyuki Hagano 2004-09-21
6745914 Cap device Hiroyuki Hagano 2004-06-08
6705483 Fuel tank fueling device having cam mechanism Hiroyuki Hagano 2004-03-16
6681817 Fueling device Hiroyuki Hagano 2004-01-27
6679282 Valve attached to fuel tank Tomohide Aoki, Hiroaki Kito, Hiroshi Nishi, Kenichiro Kaneko, Masahiro Ando 2004-01-20
6568553 Tank cap and tank cap apparatus Hiroyuki Hagano 2003-05-27
6543833 Cap device Hiroyuki Hagano 2003-04-08
6474376 Fueling device Hiroyuki Hagano 2002-11-05
6470911 Check valve and fuel tank with check valve attached thereto Natsushi Miura, Hiroyuki Sato 2002-10-29
6414691 Method and apparatus for displaying graphs Yukiko Norichika, Takeshi Yokota, Osamu Kubo 2002-07-02
6408867 Fuel cutoff valve and fuel tank Tomohide Aoki, Hiroaki Kito, Hisatsugu Goto 2002-06-25
6334272 Fishing rod with inserted fishline Masaru Akiba, Tomoyoshi Tsurufuji, Shunji Sunaga, Koichi Ito 2002-01-01
6321801 Fuel supply apparatus for fuel tank Hiroyuki Hagano 2001-11-27
6308852 Tank cap and fuel tank with the same Hiroyuki Hagano 2001-10-30
6296014 Check valve and fuel tank with check valve attached thereto Natsushi Miura, Hiroyuki Sato 2001-10-02
6286539 Fuel cutoff valve and fuel tank with fuel cutoff valve mounted thereon Hiroshi Nishi, Tomohiro Sugizaki 2001-09-11
6202882 Structure of fuel pouring inlet Hiroyuki Hagano 2001-03-20
6197858 Polyamide resin composition and fuel tank caps made of the same Hiroyuki Hagano, Hideyuki Hisashi, Seiji Morimoto 2001-03-06
6138852 Fuel tank Natsushi Miura, Hiroyuki Hagano 2000-10-31
6012599 Fuel tank Natsushi Miura, Hiroyuki Hagano 2000-01-11