KT

Koichi Toba

SE Seiko Epson: 40 patents #305 of 7,774Top 4%
RE Renesas Electronics: 21 patents #93 of 4,529Top 3%
RT Renesas Technology: 6 patents #492 of 3,337Top 15%
Overall (All Time): #31,796 of 4,157,543Top 1%
67
Patents All Time

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDate
11932022 Ink bottle and bottle set Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Takumi Nagashima +3 more 2024-03-19
11597207 Ink bottle and bottle set Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Takumi Nagashima +3 more 2023-03-07
11192380 Ink bottle and bottle set Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Takumi Nagashima +3 more 2021-12-07
10857802 Liquid container Tadahiro Mizutani, Ryoichi Tanaka, Taku Ishizawa, Atsushi Kobayashi, Yoshiaki Shimizu +1 more 2020-12-08
10850525 Liquid container and liquid ejection device Takumi Nagashima, Hiroyuki Kawate, Hiroyoshi Ozeki, Manabu Yamaguchi 2020-12-01
10457065 Liquid container Atsushi Kobayashi, Yasuhiko Yoshikawa, Ryoichi Tanaka, Tadahiro Mizutani 2019-10-29
10399344 Liquid container Tadahiro Mizutani, Ryoichi Tanaka, Taku Ishizawa, Atsushi Kobayashi, Yoshiaki Shimizu +1 more 2019-09-03
10350901 Ink bottle Tadahiro Mizutani, Ryoichi Tanaka, Taku Ishizawa, Manabu Akahane, Tadashi Watanabe +1 more 2019-07-16
9755012 Semiconductor device and a method of manufacturing the same Yoshiyuki Kawashima, Yasushi Ishii, Toshikazu Matsui, Takashi Hashimoto 2017-09-05
9570610 Method of manufacturing semiconductor device Hiraku Chakihara, Yoshiyuki Kawashima, Kentaro Saito, Takashi Hashimoto 2017-02-14
9520504 Semiconductor device and method of manufacturing the same Hiraku Chakihara, Yoshiyuki Kawashima 2016-12-13
D769966 Cap for an ink cartridge Tadahiro Mizutani, Atsushi Kobayashi 2016-10-25
9461105 Semiconductor device and a method of manufacturing the same Yoshiyuki Kawashima, Yasushi Ishii, Toshikazu Matsui, Takashi Hashimoto 2016-10-04
9379127 Semiconductor device and manufacturing method of semiconductor device Yasushi Ishii, Hiraku Chakihara, Kota Funayama, Yoshiyuki Kawashima, Takashi Hashimoto 2016-06-28
9373630 Method of manufacturing semiconductor device Hiraku Chakihara, Yoshiyuki Kawashima, Kentaro Saito, Takashi Hashimoto 2016-06-21
9263291 Method of manufacturing semiconductor device Hiraku Chakihara, Yoshiyuki Kawashima, Kentaro Saito, Takashi Hashimoto 2016-02-16
9248658 Liquid storage container and cover therefor Tadahiro Mizutani, Atsushi Kobayashi 2016-02-02
9231115 Semiconductor device and manufacturing method thereof Yoshiyuki Kawashima 2016-01-05
9159843 Semiconductor device and method of manufacturing the same Kentaro Saito, Kazumasa Yanagisawa, Yasushi Ishii 2015-10-13
9029931 Semiconductor device and manufacturing method thereof Yoshiyuki Kawashima 2015-05-12
8975678 Semiconductor device and a method of manufacturing the same Yoshiyuki Kawashima, Yasushi Ishii, Toshikazu Matsui, Takashi Hashimoto 2015-03-10
8969943 Semiconductor device and manufacturing method of semiconductor device Yasushi Ishii, Hiraku Chakihara, Kota Funayama, Yoshiyuki Kawashima, Takashi Hashimoto 2015-03-03
8530958 Semiconductor device having split gate type, non-volatile memory cells and a method of manufacturing the same Yasushi Ishii, Yoshiyuki Kawashima, Satoru Machida, Munekatsu Nakagawa, Kentaro Saito +3 more 2013-09-10
8497547 Semiconductor device and a method of manufacturing the same Yasushi Ishii, Yoshiyuki Kawashima, Satoru Machida, Munekatsu Nakagawa, Takashi Hashimoto 2013-07-30
8431978 Semiconductor device and a method of manufacturing the same Yoshiyuki Kawashima, Yasushi Ishii, Toshikazu Matsui, Takashi Hashimoto 2013-04-30