KI

Keigo Iizawa

SE Seiko Epson: 19 patents #952 of 7,774Top 15%
Overall (All Time): #227,679 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12208630 Recording device Hiroyuki Santo, Sho Shimizu, Yoshihisa Horikawa 2025-01-28
10112399 Liquid container, liquid consuming apparatus, liquid supply system and liquid container unit Shoma Kudo, Takashi Koase, Toshiya Okada, Yasunori Koike, Tetsuya Takamoto +7 more 2018-10-30
9994033 Liquid supply device and liquid ejecting apparatus Hitotoshi Kimura 2018-06-12
9855761 Ink tank unit, ink jet printer, and ink tank Hidenao Suzuki, Shoma Kudo, Naomi Kimura, Masayuki Kanazawa, Naofumi Mimura +6 more 2018-01-02
9487012 Ink tank unit, ink jet printer, and ink tank Hidenao Suzuki, Shoma Kudo, Naomi Kimura, Masayuki Kanazawa, Naofumi Mimura +6 more 2016-11-08
9290001 Liquid container, liquid consuming apparatus, liquid supply system and liquid container unit Shoma Kudo, Takashi Koase, Toshiya Okada, Yasunori Koike, Tetsuya Takamoto +7 more 2016-03-22
9079413 Liquid conatiner, liquid consuming apparatus, liquid supply system and liquid container unit Shoma Kudo, Takashi Koase, Toshiya Okada, Yasunori Koike, Tetsuya Takamoto +7 more 2015-07-14
8928432 Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic apparatus Takuya Owaki, Kunihito Yamanaka 2015-01-06
8905504 Liquid accommodation member, liquid accommodation member unit and liquid consumption device 2014-12-09
8791621 Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic apparatus Takuya Owaki, Kunihito Yamanaka, Kenichi Hano 2014-07-29
8598766 Surface acoustic wave resonator, surface acoustic wave oscillator, and electronic apparatus Takuya Owaki, Kunihito Yamanaka, Kenichi Hano 2013-12-03
8237326 Surface acoustic wave device and surface acoustic wave oscillator 2012-08-07
8084918 Surface acoustic wave device and surface acoustic wave oscillator 2011-12-27
8063534 Surface acoustic wave device and surface acoustic wave oscillator 2011-11-22
7352104 Surface acoustic wave element, method of manufacturing the same and surface acoustic wave device Takashi Yamazaki 2008-04-01
6946932 Surface acoustic wave resonator with an interdigital transducer divided into regions having a different fixed pitch Michiaki Takagi, Yoshio Maeda, Takashi Yamazaki 2005-09-20
6856218 Surface acoustic wave device and communications apparatus using the same Takashi Yamazaki, Shigeo Kanna 2005-02-15
6784595 Method for adjusting the temperature-dependent property of a surface acoustic wave device and a surface acoustic device Takashi Yamazaki, Shigeo Kanna 2004-08-31
6774747 Surface acoustic wave device Takashi Yamazaki, Shigeo Kanna 2004-08-10