MN

Masahiko Nakazawa

SE Seiko Epson: 12 patents #1,551 of 7,774Top 20%
FI Fujikin Incorporated: 9 patents #52 of 318Top 20%
EH E Ink Holdings: 6 patents #153 of 639Top 25%
NC Nippon Seiki Co.: 1 patents #124 of 311Top 40%
AJ Aera Japan: 1 patents #2 of 8Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
EI Eisai: 1 patents #611 of 998Top 65%
FI Fujikin International: 1 patents #4 of 10Top 40%
Overall (All Time): #105,859 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12358255 Method for manufacturing molded body Shigemi Wakabayashi, Yasuo Miyamoto, Takumi SAGO, Takashi Shinohara 2025-07-15
12138865 Method for manufacturing molded product Shigemi Wakabayashi, Takashi Hiraiwa 2024-11-12
11859346 Formed body producing method Shigemi Wakabayashi 2024-01-02
11802377 Fibrous body manufacturing method and fibrous body manufacturing apparatus Shigemi Wakabayashi, Yoshihiro Ueno, Naotaka Higuchi, Hiroki KURATA, Shunichi Seki 2023-10-31
11506294 Valve device, method for replacing valve body unit of valve device, and valve device assembly method Hidenobu Sato, Kenta KONDO, Tomohiro Nakata, Nobuo Nakamura, Tomoko Yuhara 2022-11-22
11359730 Valve device Nobuo Nakamura, Kenta KONDO, Tomohiro Nakata 2022-06-14
11242934 Valve device Kenta KONDO, Toshihide Yoshida, Masahiko TAKIMOTO, Tsutomu Shinohara, Tomohiro Nakata +1 more 2022-02-08
11231121 Actuator, valve device, and fluid control apparatus Takashi Hirose, Nobuo Nakamura, Tomoko Yuhara 2022-01-25
11067195 Actuator, valve device, and fluid control apparatus Nobuo Nakamura, Tomohiro Nakata, Tsutomu Shinohara 2021-07-20
11052660 Liquid absorber and liquid ejection apparatus Shogo NAKADA, Yoichi Miyasaka 2021-07-06
11046079 Liquid absorber and liquid ejection apparatus Naotaka Higuchi, Shogo NAKADA, Yoichi Miyasaka, Kaneo Yoda, Nobutaka Urano 2021-06-29
10968354 Electrophoretic dispersion liquid, production method of electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device and electronic apparatus Harunobu Komatsu, Kiyoshi Nakamura, Hiroki Nakahara 2021-04-06
10969647 Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus Kozo Shitagami, Kei Kamakura, Hiroki Nakahara, Harunobu Komatsu 2021-04-06
10597541 Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus Keiichi Inoue, Kiyoshi Nakamura, Shinobu Yokokawa, Tomoyuki Ushiyama 2020-03-24
10323128 Method of manufacturing electrophoretic particle, electrophoretic particle, electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device, and electronic apparatus Harunobu Komatsu, Hiroki Nakahara, Takashi Hiraiwa, Kozo Shitagami 2019-06-18
10150877 Electrophoretic dispersion liquid, method of manufacturing electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device, and electronic apparatus Harunobu Komatsu, Kiyoshi Nakamura, Hiroki Nakahara 2018-12-11
10113072 Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus Keiichi Inoue, Shinobu Yokokawa, Kiyoshi Nakamura, Tomoyuki Ushiyama 2018-10-30
9958753 Electrophoresis dispersion liquid Kozo Shitagami, Hiroki Nakahara, Harunobu Komatsu, Takashi Hiraiwa 2018-05-01
9952461 Display device Yusuke Yamashita 2018-04-24
9804472 Electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatus Shinobu Yokokawa, Keiichi Inoue, Tomoyuki Ushiyama, Kiyoshi Nakamura 2017-10-31
9645467 Electrophoretic particles, electrophoretic dispersion liquid, display sheet, display device, and electronic equipment Shinobu Yokokawa 2017-05-09
9645466 Electrophoretic particles, electrophoretic dispersion liquid, display sheet, display device, and electronic equipment Shinobu Yokokawa 2017-05-09
9323126 Electrophoretic particles, method for manufacturing electrophoretic particles, electrophoresis dispersion, display device, and electronic apparatus Shinobu Yokokawa 2016-04-26
7180196 Semiconductor device mounting method, semiconductor device mounting structure, electro-optical device, electro-optical device manufacturing method and electronic device Kazuyuki Yamada, Takeshi Ashida, Masanori Yumoto 2007-02-20
5967489 Fluid control apparatus Kazuo Tsukada, Michio Yamaji, Hisashi Tanaka 1999-10-19