MH

Masaaki Hayashi

OC Olympus Optical Co.: 25 patents #74 of 2,334Top 4%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
MC Mitsumi Electric Co.: 4 patents #208 of 935Top 25%
DC Dai Nippon Toryo Co.: 4 patents #15 of 196Top 8%
NC Nippon Electric Glass Co.: 3 patents #132 of 437Top 35%
TK Toyoda Koki Kabushiki Kaisha: 3 patents #152 of 674Top 25%
GL Glory: 3 patents #96 of 385Top 25%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
SC Shindengen Electric Manufacturing Co.: 2 patents #94 of 307Top 35%
GK Glory Kogyo Kabushiki Kaisha: 2 patents #16 of 107Top 15%
SC Santen Pharmaceutical Co.: 1 patents #178 of 291Top 65%
UE University Of Electro-Communications: 1 patents #47 of 199Top 25%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
KO Kasei Optonix: 1 patents #58 of 142Top 45%
KU Keio University: 1 patents #190 of 781Top 25%
KO Komori: 1 patents #120 of 219Top 55%
MT Mechano Transformer: 1 patents #12 of 20Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MM Murata Machinery: 1 patents #201 of 397Top 55%
NT Ntn: 1 patents #814 of 1,364Top 60%
OM Omron: 1 patents #1,808 of 3,089Top 60%
Overall (All Time): #30,015 of 4,157,543Top 1%
69
Patents All Time

Issued Patents All Time

Showing 1–25 of 69 patents

Patent #TitleCo-InventorsDate
12352648 Preload inspection method for bearing device for vehicle wheel Shun Tamaki, Sadayuki Kubota, Tomoko Baba 2025-07-08
11471074 Middle ear sound transmission characteristics evaluation system, middle ear sound transmission characteristics evaluation method, and measuring probe Takuji Koike, Yuuka Irie, Sho Kanzaki, Sze Keat Chee, Takenobu Higo 2022-10-18
11264919 Inverter circuit, inverter circuit control method, control device, and load drive device 2022-03-01
10951539 Data processing device Takemasa Arakawa, Takahiro Isaka 2021-03-16
10775470 Magnetic detection apparatus Naoki Ueyama 2020-09-15
10279556 Press machine and press method Wataru Imaeda, Akinobu Watanabe 2019-05-07
10271992 Portable device for treating Meniere's disease and similar conditions 2019-04-30
10158790 Image processing apparatus, image processing system, and image processing method 2018-12-18
9886808 Magnetic property determination apparatus and magnetic property determination method Naoki Ueyama 2018-02-06
8625317 Isolated switch-mode power supply device Hiroshi Narisawa 2014-01-07
8106294 Glass composition for dye-sensitized solar cell and material for dye-sensitized solar cell Masahiro Sawada, Kouji Amano, Tomoko Yamada 2012-01-31
8057259 Receptacle connector, plug connector and connector apparatus Takeshi Konno, Katsuhiro Hori 2011-11-15
7896699 Interface connector Takeshi Konno, Katsuhiro Hori 2011-03-01
D520012 Connector for data conversion Atsushi Nishio, Yoshinori Ohta 2006-05-02
D519512 Connector for data conversion Atsushi Nishio, Yoshinori Ohta 2006-04-25
6889516 Cooling system for motor and cooling control method Kaname Sasaki, Hiroaki Doi, Haruki Hamada, Ryuichi Saito 2005-05-10
6700282 Rotary electric machine and method for connecting stator conductors Yoshimi Mori, Takashi Yasuhara, Osamu Koizumi, Shinji Kikawa 2004-03-02
6645936 Reducing postoperative astigmatism Mitsushi Hikida 2003-11-11
6583079 CRT frit capable of sealing a CRT bulb at a relatively low temperature and in a short time Yoshitaka Jimura 2003-06-24
6501087 Image reading apparatus having multiple wavelength light sources and control method for the same Hideyuki Koretsune 2002-12-31
6301381 Neurofilter, and method of training same to operate on image data such as to discriminate between text and picture regions of an image which is expressed by image data 2001-10-09
5983792 Device for detecting matters printed with infrared ray reflective and absorptive ink Shigetomo Yoshijima, Takashi Uemura, Seishi Naito 1999-11-16
5960449 Database system shared by multiple client apparatuses, data renewal method, and application to character processors Hiroshi Nagaoka, Seiji Kuwari, Yasunari Yamashita, Ayato Matsuo 1999-09-28
5697939 Apparatus for holding a medical instrument in place Tatsuya Kubota, Takashi Fukaya, Koji Yasunaga, Masanori Kaneda, Hitoshi Karasawa +9 more 1997-12-16
5681260 Guiding apparatus for guiding an insertable body within an inspected object Yasuhiro Ueda, Sakae Takehana, Hideyuki Adachi, Tatsuya Yamaguchi, Takeaki Nakamura +1 more 1997-10-28