SK

Shinichi Kakefuda

HC Hitachi Koki Co.: 25 patents #22 of 888Top 3%
KC Koki Holdings Co.: 2 patents #85 of 215Top 40%
📍 Hitachinaka, JP: #165 of 2,447 inventorsTop 7%
Overall (All Time): #145,190 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
D951735 Band saw Takeshi Taniguchi, Masahiro Fujiwara, Tomohiro Ejiri 2022-05-17
10344951 Illuminating device Yoshiki Aoki, Masanori Okada 2019-07-09
D849795 Engine Takeshi Taniguchi, Youhei Kinugawa, Keisuke Ikeda, Hisashi Irokawa 2019-05-28
D831458 Portable electric power sander Takafumi Itoh, Hisashi Irokawa 2018-10-23
D823087 Portable electric drill Takeshi Taniguchi, Takeru Tomiyama 2018-07-17
D811453 Table circular saw Yoshiki Aoki, Rui Akiba, Yuuichi Toyoshima, Shingo Kosugi 2018-02-27
D799929 Portable electric hammer drill Yoshiki Aoki, Rui Akiba, Hideki Yamada 2017-10-17
D762435 Portable electric hammer drill Takafumi Itoh 2016-08-02
D761069 Portable electric driver Yoshiki Aoki, Masayuki Ogura, Masanori Okada, Junichi Tokairin 2016-07-12
D729999 Axial blower Yoshiki Aoi, Hiroyuki Hasegawa, Mizuho Nakamura 2015-05-19
D715617 Portable electric driver Yoshiki Aoki, Masayuki Ogura, Masanori Okada, Junichi Tokairin 2014-10-21
D701102 Chain saw Takafumi Itoh, Masanori Okada, Miyoji Onose 2014-03-18
D667024 Engine Takeshi Taniguchi, Sho Kanesawa 2012-09-11
D657211 Pruning machine Shingo Kosugi, Fukushi Tamura 2012-04-10
D645318 Portable electric hammer drill Takeshi Taniguchi, Masanori Okada, Takahiro Okubo 2011-09-20
D638035 Engine blower Shingo Kosugi, Masanori Okada, Yoshikazu Yokoyama, Jun KUGENUMA 2011-05-17
D628038 Portable electric driver Yoshiki Aoki, Masayuki Ogura, Tetsuya Monzen 2010-11-30
D617909 Centrifuge Takeshi Taniguchi 2010-06-15
D615836 Portable chain saw Shingo Kosugi, Masanori Okada, Kenji Naganuma, Kentarou Kanaya 2010-05-18
D610421 Portable electric driver Takeshi Taniguchi, Masanori Okada, Yoshiki Aoki, Junichi Toukairin, Takuya Teranishi +1 more 2010-02-23
D610419 Portable electric driver Yoshiki Aoki, Masanori Okada, Takashi Ueda 2010-02-23
D603879 Air compressor Shingo Kosugi, Masanori Okada, Seiichi Kodato, Tomoyoshi Yokota, Kenichi Matsunaga 2009-11-10
D592028 Portable electric hammer drill Takeshi Taniguchi, Hitoshi Tsuzuki, Tomoyuki Kawahara, Atsuyuki Kikuchi, Shingo Yamazaki 2009-05-12
D591916 Engine blower Shingo Kosugi, Masato Sakai, Tomoyuki Kawahara, Yoshikazu Yokoyama, Takahiro Hirai 2009-05-05
D582739 Portable electric saw Yoshiki Aoki, Hitoshi Tsuzuki, Syou Kanesawa 2008-12-16