KH

Kazuyuki HIRATA

TO Toyota: 34 patents #428 of 26,838Top 2%
SE Seiko Epson: 9 patents #2,012 of 7,774Top 30%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
TC Takagi Chemicals: 1 patents #10 of 15Top 70%
Overall (All Time): #66,499 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #TitleCo-InventorsDate
12311425 Workpiece production apparatus 2025-05-27
12304213 Liquid container Masahiro Karasawa 2025-05-20
12280695 Position controlling device Shigetomi HONDA 2025-04-22
12226962 Method for manufacturing fuel cell separator Tatsuya Nagata, Yuki WAKIMOTO, Noriaki Takagi, Masakuni Takagi, Yuusuke Nagatani +2 more 2025-02-18
12017459 Liquid container Masahiro Karasawa, Naoki Naito, Yuji Aoki, Kiyoteru Katsuki 2024-06-25
11052667 Gas-absorbing apparatus, liquid housing, liquid housing container and liquid ejecting apparatus Masahiro Karasawa 2021-07-06
10967644 Exterior body, liquid storage body unit and liquid discharge apparatus Yuji Aoki, Hiroshi Nose 2021-04-06
10843472 Liquid housing container, liquid housing apparatus, and liquid ejecting apparatus Keita Ichihara 2020-11-24
10799928 Method and apparatus for forming metal sheet Harutaka ODA 2020-10-13
10737315 Press die 2020-08-11
10507591 Workpiece manufacturing apparatus Taira Ito 2019-12-17
10486219 Metal plate punching method and metal plate punching system 2019-11-26
10478886 Stamping method and stamping apparatus 2019-11-19
10464331 Liquid container Naoki Naito, Yuji Aoki, Hiroshi Nose, Keita Ichihara 2019-11-05
10434784 Cartridge and connector Masahiro Karasawa, Hiroshi Nose, Takeshi Komaki, Naoki Natio, Yuji Aoki +1 more 2019-10-08
10421114 Workpiece manufacturing apparatus 2019-09-24
10384250 Method for forming metal plate and apparatus for forming metal plate 2019-08-20
10381660 Separator for fuel cell 2019-08-13
10328707 Liquid container Keita Ichihara, Ryota Takahashi 2019-06-25
10328482 Method for manufacturing metal compact and apparatus for manufacturing metal compact 2019-06-25
10265750 Press die apparatus 2019-04-23
10150152 Sheet metal forming method and apparatus 2018-12-11
10071411 Press die Harutaka ODA 2018-09-11
9962751 Metal plate forming method and forming device 2018-05-08
9962754 Pressing method and pressing device for forming punched piece by punching metal plate with die and punch 2018-05-08