TI

Takafumi Itoh

HC Hitachi Koki Co.: 16 patents #53 of 888Top 6%
SE Seiko Epson: 4 patents #3,385 of 7,774Top 45%
DE Denso: 1 patents #6,940 of 11,792Top 60%
KC Koki Holdings Co.: 1 patents #124 of 215Top 60%
📍 Hitachinaka, JP: #209 of 2,447 inventorsTop 9%
Overall (All Time): #196,033 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
D867843 Portable electric saw Rui Akiba 2019-11-26
D831458 Portable electric power sander Shinichi Kakefuda, Hisashi Irokawa 2018-10-23
9967920 Electric device outputting light, wind, heat or sound Masato Sakai, Yoshinori Ishizawa, Masanori Okada, Hiroyuki Hasegawa, Takashi Kawamata 2018-05-08
D800650 Battery pack Rui Akiba, Yuji Kishima 2017-10-24
9693470 Electric device with surrounding protective frame Masanori Okada, Rui Akiba, Masato Sakai 2017-06-27
9596776 Electrical apparatus Shigeru Takahashi, Masanori Watanabe, Jyunichi Suzuki 2017-03-14
D762435 Portable electric hammer drill Shinichi Kakefuda 2016-08-02
9391305 Backpack-type power supply including operation portion Takuya Yoshinari, Haruhisa Fujisawa 2016-07-12
D756738 Circular saw 2016-05-24
9345156 Power supply device Masayuki Ogura, Shinji Watanabe, Haruhisa Fujisawa, Kazuhiko Funabashi, Takuhiro Murakami +3 more 2016-05-17
D744139 Floodlight Masato Sakai, Masanori Okada 2015-11-24
D726142 Radio receiver Rui Akiba, Masanori Okada, Masato Sakai 2015-04-07
D701102 Chain saw Shinichi Kakefuda, Masanori Okada, Miyoji Onose 2014-03-18
D689432 Rechargeable battery Kenichi Yamada, Tomoyuki Kawahara, Haruhisa Fujisawa 2013-09-10
D678023 Portable plane Takeshi Taniguchi, Masanori Okada, Tomoyuki Kawahara, Satoshi Iwata 2013-03-19
D668608 Power supply device Masanori Okada, Hiroyuki Hasegawa, Masayuki Ogura, Takuhiro Murakami 2012-10-09
D655245 DC-AC inverter Masanori Okada, Miyoji Onose 2012-03-06
7805240 Driving behavior prediction method and apparatus Takahiro Naitou 2010-09-28
7187391 Projection display apparatus, display method for same and image display apparatus Shoichi Akaiwa 2007-03-06
7176850 Overlay process of images Shoichi Akaiwa, Kiyoshi Miyashita 2007-02-13
7170531 Projection display apparatus, display method for same and image display apparatus Shoichi Akaiwa, Kiyoshi Miyashita 2007-01-30
6831661 Projection display apparatus, display method for same and image display apparatus Shoichi Akaiwa 2004-12-14