TK

Takeshi Kamada

Sumitomo Electric Industries: 22 patents #886 of 21,551Top 5%
Ricoh Company: 12 patents #1,888 of 9,818Top 20%
MC Murata Manufacturing Co.: 4 patents #1,804 of 5,295Top 35%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
MC Matushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
OC Otsuka Electronics Co.: 1 patents #43 of 80Top 55%
Overall (All Time): #70,404 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
11277115 Crystal vibration element, and crystal vibrator equipped with crystal vibration element Toru Kidu, Takashi Hase, Hiroaki Kaida, Shigeaki Sugimura 2022-03-15
11139796 Crystal vibration element, and crystal vibrator equipped with crystal vibration element Toru Kidu, Takashi Hase, Hiroaki Kaida, Shigeaki Sugimura 2021-10-05
11075615 Crystal vibration element, and crystal vibrator equipped with crystal vibration element Toru Kidu, Takashi Hase, Hiroaki Kaida, Shigeaki Sugimura 2021-07-27
11038485 Crystal vibration element, and crystal vibrator equipped with crystal vibration element Toru Kidu, Takashi Hase, Hiroaki Kaida, Shigeaki Sugimura 2021-06-15
9127832 Light source support apparatus and optical radiation characteristic measurement apparatus using the same Hisashi Shiraiwa 2015-09-08
8556387 Ink jet head unit and ink jet recording apparatus mounted with the same Hiroaki Nakashima, Kazunari Chikanawa, Seishi Tomari, Hiroyuki Matsuba, Tohru Nakagawa +1 more 2013-10-15
7506960 Nozzle head, line head using the same, and ink jet recording apparatus mounted with its line head Kazunari Chikanawa, Hiroaki Nakashima, Seishi Tomari, Hiroyuki Matsuba, Tohru Nakagawa +1 more 2009-03-24
7348715 Piezoelectric element and method for manufacturing the same, and ink jet head and ink jet recording apparatus using the piezoelectric element Hideo Torii, Eiji Fujii 2008-03-25
7312558 Piezoelectric element, ink jet head, angular velocity sensor, and ink jet recording apparatus Satoru Fujii, Atsushi Tomozawa, Eiji Fujii 2007-12-25
7156481 Ink jet recording apparatus Hiroyuki Matsuba, Tohru Nakagawa, Hideo Torii, Kazunari Chikanawa, Hiroaki Nakashima +1 more 2007-01-02
7145285 Piezoelectric element, fabrication method for the same, and inkjet head, inkjet recording apparatus and angular velocity sensor including the same Hideo Torii, Eiji Fujii, Satoru Fujii 2006-12-05
7048360 Piezoelectric body, manufacturing method thereof, piezoelectric element having the piezoelectric body, inject head, and inject type recording device Isaku Kanno, Toshiyuki Matsunaga, Shintaro Hara 2006-05-23
7024738 Method for controlling a direction of polarization of a piezoelectric thin film Satoru Fujii, Isaku Kanno, Ryoichi Takayama 2006-04-11
7001014 PIEZOELECTRIC THIN FILM AND METHOD FOR PREPARATION THEOF, AND PIEZOELECTRIC ELEMENT HAVING THE PIEZOELECTRIC THIN FILM, INK-JET HEAD USING THE PIEZOELECTRIC ELEMENT, AND INK-JET RECORDING DEVICE HAVING THE INK-JET HEAD Hideo Torii, Isaku Kanno, Ryoichi Takayama 2006-02-21
6768313 Method for detecting tracking short Yasunori Hamai, Hideki Miyamoto 2004-07-27
RE37845 Thermal recording apparatus using recording sheet made of thermal reversible material Toshiaki Kumashiro 2002-09-17
6347862 Ink-jet head Isaku Kanno, Satoru Fujii, Ryoichi Takayama 2002-02-19
6326621 Infrared radiation detector and method of manufacturing the same Ryoichi Takayama, Satoru Fujii, Atsushi Tomozawa, Isaku Kanno 2001-12-04
6263734 Piezoelectric acceleration sensor and method of detecting acceleration and manufacturing method thereof Satoru Fujii, Isaku Kanno, Ryoichi Takayama 2001-07-24
6105225 Method of manufacturing a thin film sensor element Hideo Torii, Shigenori Hayashi, Ryoichi Takayama, Takashi Hirao, Masumi Hattori 2000-08-22
6014073 Temperature sensor element, temperature sensor having the same and method for producing the same temperature sensor element Hideo Torii, Atsushi Tomozawa, Eiji Fujii, Ryoichi Takayama, Hiroki Moriwake 2000-01-11
5868948 Method for fabricating dielectric device Satoru Fujii, Ryoichi Takayama, Atsushi Tomozawa 1999-02-09
5719740 Capacitance sensor Shigenori Hayashi, Hideo Torii, Takashi Hirao 1998-02-17
5691758 Thermal recording apparatus using recording sheet made of thermal reversible material Toshiaki Kumashiro 1997-11-25
5674366 Method and apparatus for fabrication of dielectric thin film Shigenori Hayashi, Kazuki Komaki, Masatoshi Kitagawa, Takashi Deguchi, Ryoichi Takayama +1 more 1997-10-07