MK

Masaru Kumagai

SE Seiko Epson: 22 patents #789 of 7,774Top 15%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Tdk: 4 patents #1,273 of 3,796Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
OM Omron: 1 patents #1,808 of 3,089Top 60%
TC Toshiba Silicone Co.: 1 patents #80 of 169Top 50%
Overall (All Time): #96,147 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
12325238 Printing apparatus Shinichi Nakamura, Eiichiro Watanabe 2025-06-10
12296586 Printing device Yuki Ishii 2025-05-13
12257774 Three-dimensional object printing apparatus and three-dimensional object printing method 2025-03-25
12179502 Three-dimensional printing device Keigo SUGAI 2024-12-31
12002616 Coil device Toshiyuki HORIKAWA, Masaaki Iwakura, Shoichi Sasaki 2024-06-04
11981152 Three-dimensional object printing apparatus Shinichi Nakamura, Tomonaga Hasegawa, Yuichiro Matsuura, Yuki Ishii 2024-05-14
11945163 Three-dimensional object printing apparatus and three-dimensional object printing method 2024-04-02
11932035 Three-dimensional object printing apparatus Tomonaga Hasegawa, Yuichiro Matsuura, Shinichi Nakamura, Yuki Ishii 2024-03-19
11826947 3D object print apparatus and method Yuki Ishii 2023-11-28
11694585 Display apparatus, display system, display control method, and non-transitory recording medium Takehisa Kitakawa, Ryosuke Kasahara, Kohei Watanabe, Tomokazu Namiki 2023-07-04
10717295 Liquid ejecting apparatus, liquid filling method, and air bubble discharging method Yukihiro Hanaoka 2020-07-21
10661574 Liquid ejecting apparatuses Eiichiro Watanabe, Yukihiro Hanaoka, Izumi Nozawa 2020-05-26
10569559 Liquid ejecting apparatus Yukihiro Hanaoka, Takuya Okina, Eiichiro Watanabe 2020-02-25
10361025 Transformer and leakage transformer Masaaki Iwakura, Katsumi Kobayashi, Nobuo Kitajima, Satoshi Shinbo 2019-07-23
10214024 Liquid ejecting apparatus Hiromichi TAKANASHI 2019-02-26
9956784 Liquid ejecting apparatus and liquid supply method Hirokazu Ono 2018-05-01
9921533 Image forming apparatus having a density sensor movable in a main scanning direction Atsushi Mori, Shinji Kato 2018-03-20
9616671 Cartridge Yoshihiro Koizumi, Hitoshi Matsumoto 2017-04-11
9555637 Cartridge and liquid supplying method Yoshihiro Koizumi, Masaru Kobashi 2017-01-31
9451116 Image forming apparatus having a density sensor movable in a main scanning direction Atsushi Mori, Shinji Kato 2016-09-20
9424982 Transformer Masaaki Iwakura, Katsumi Kobayashi, Nobuo Kitajima, Satoshi Shinbo 2016-08-23
9375932 Liquid ejecting apparatus Masahisa Nawano, Masaru Kobashi 2016-06-28
9193151 Ink jet recording method Hideki Okada, Takamasa Ikagawa 2015-11-24
9116464 Developing device and image forming apparatus Makoto Komatsu, Kaoru Kataoka, Mikio Kamoshita, Atsushi Mori 2015-08-25
8807677 Printing apparatus and printing method Shiki Kumagai, Tsuyoshi Sano 2014-08-19