HT

Hiroaki Takahashi

Brother Kogyo: 100 patents #25 of 2,767Top 1%
SO Sony: 37 patents #808 of 25,231Top 4%
Ricoh Company: 30 patents #620 of 9,818Top 7%
HI Hitachi: 18 patents #2,067 of 28,497Top 8%
SC Screen Holdings Co.: 16 patents #32 of 686Top 5%
Nichia: 10 patents #182 of 1,531Top 15%
TO Toyota: 10 patents #2,889 of 26,838Top 15%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
Yamaha: 8 patents #321 of 2,001Top 20%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
BI Brother Industries: 8 patents #58 of 325Top 20%
CA Cataler: 6 patents #62 of 277Top 25%
TK Terumo Kabushiki Kaisha: 6 patents #218 of 1,558Top 15%
YA Yazaki: 5 patents #867 of 3,427Top 30%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
DC Dainippon Screen Mfg. Co.: 4 patents #193 of 977Top 20%
AC Alps Electric Co.: 3 patents #607 of 2,177Top 30%
TT Tokyo Institute Of Technology: 3 patents #141 of 1,159Top 15%
TC Toyo Tire & Rubber Co.: 3 patents #110 of 499Top 25%
KC Konami Digital Entertainment Co.: 3 patents #103 of 611Top 20%
NT Nidec Tosok: 2 patents #43 of 118Top 40%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
ND Nitto Denko: 2 patents #1,207 of 2,479Top 50%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
TO Tomoegawa: 2 patents #24 of 108Top 25%
TS Toshiba Electronic Devices & Storage: 2 patents #310 of 900Top 35%
TC Toyo Soda Manufacturing Co.: 2 patents #85 of 272Top 35%
TO Tosoh: 2 patents #354 of 1,042Top 35%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
OU Osaka University: 2 patents #362 of 1,984Top 20%
LC Laurel Bank Machines Co.: 2 patents #55 of 139Top 40%
AC Alps Alpine Co.: 2 patents #150 of 525Top 30%
LC Laurel Machinery Co.: 2 patents #3 of 17Top 20%
LC Laurel Precision Machines Co.: 2 patents #11 of 64Top 20%
MC Max Co.: 2 patents #154 of 321Top 50%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
RC Ricoh Optical Industries Co.: 1 patents #9 of 28Top 35%
AI Aisin: 1 patents #310 of 1,000Top 35%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FC Furukawa Electric Co.: 1 patents #1,242 of 2,370Top 55%
IN Inax: 1 patents #78 of 242Top 35%
KI Kurita Water Industries: 1 patents #167 of 384Top 45%
KC Kyodo Yushi Co.: 1 patents #63 of 191Top 35%
MA Maxell: 1 patents #286 of 437Top 70%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC Nippon Filcon Co.: 1 patents #32 of 62Top 55%
NS Ntt Data Communications Systems: 1 patents #25 of 56Top 45%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
3M: 1 patents #7,233 of 11,543Top 65%
SC Senju Pharmaceutical Co.: 1 patents #120 of 231Top 55%
SC Showa Denko Materials Co.: 1 patents #135 of 270Top 50%
TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%
TC Tokai Rika Co.: 1 patents #5 of 18Top 30%
WO Wi-Fi One: 1 patents #15 of 21Top 75%
YC Yushiro Chemical Industry Co.: 1 patents #15 of 77Top 20%
Overall (All Time): #1,025 of 4,157,543Top 1%
329
Patents All Time

Issued Patents All Time

Showing 301–325 of 329 patents

Patent #TitleCo-InventorsDate
5699360 Method of and system for distributing digital audio image data Masami Nishida, Takashi Takeuchi, Masayuki Inoue, Hitoshi Akiyama, Masakazu Hamaguchi 1997-12-16
5615019 Television apparatus with built-in optical disk device Tomochika Yamashita, Masakazu Hamaguchi, Yasuhiro Yakushiji, Masashi Ohki, Kouji Kamogawa 1997-03-25
5559115 Oncogene function-inhibitory agent, method for inhibiting oncogene function, and treatment of cancer Kazuo Umezawa, Takashi Koyano, Takashi Yamamoto 1996-09-24
5499145 Magnetic recording apparatus with capability of recording signals of a plurality of different television systems Nobuo Azuma, Takashi Furuhata, Katsumi Takeda 1996-03-12
5485448 Optical disk mastering apparatus having two data transferring rates for recording and monitoring Yoshio Kishi, Teruhito Noshiro, Masato Noguchi 1996-01-16
5414523 Audio signal recording/reproducing apparatus for recording and reproducing high-definition television system audio signal of a plurality of channels Nobuo Azuma, Takashi Furuhata 1995-05-09
5323273 Audio signal recording and playback apparatus of magnetic recording and playback apparatus Nobuo Azuma, Takashi Furuhata, Yoshizumi Watatani, Katsumi Takeda 1994-06-21
5282986 Grease for a slide contact Sugako Otake, Toshiaki Endo, Mitsuhiro Kakizaki 1994-02-01
5280396 Video signal processing apparatus for correcting time base of video signal Masakazu Hamaguchi, Takashi Furuhata 1994-01-18
5272519 Recording/reproducing apparatus employing sum and difference sequential circuitry for lines adjacent in the second or third dimensional direction followed by time base conversion circuitry Kazutaka Naka, Takashi Furuhata 1993-12-21
5265716 Switch with multiple levers and multiple switch assembly using same Kenji Sawada, Satoshi Terashita 1993-11-30
5239421 Video signal processing method and apparatus with timebase disturbance correction and dropout compensation Masakazu Hamaguchi, Takashi Furuhata 1993-08-24
5239381 Apparatus for recording and reproducing a plurality of television signals of different systems 1993-08-24
5225426 Thiazolidine-2,4-dione compound and method of treatment of diabetic complications Shozo Miyaoka, Hideto Ushijima, Hiroko Sato 1993-07-06
5135718 Apparatus for simultaneously analyzing vanillylmandelic acid, homovanillic acid and creatinine Seiji Kawaguchi, Yuji Saito 1992-08-04
5004546 Process for measuring stable-type glycated hemoglobin in a sample Haruo Okada, Katsuya Matsumoto, Masuo Umino 1991-04-02
4972335 Video signal recording and reproducing apparatus and method suitable for recording video signals including horizontal scanning line signals Takashi Furuhata 1990-11-20
4967161 Signal processing method and apparatus Takashi Furuhata, Manabu Katsuki 1990-10-30
4937686 Method and apparatus for PCM recording and reproducing an audio signal having an asynchronous relation between the sampling frequency for the audio signal and the rotation frequency of a rotary head scanner Takao Arai, Masaharu Kobayashi, Nobutaka Amada, Yasufumi Yumde 1990-06-26
4914036 Method and apparatus for simultaneously analyzing vanillylmandelic acid, homovanillic acid and creatinine Seiji Kawaguchi, Yuji Saito 1990-04-03
4892387 Light controlling sheet Noboru Takeuchi, Masakazu GOTO, Takeshi Kojima 1990-01-09
4880629 Dialytic solution for peritoneal dialysis Takeshi Okamoto, Mitsuo Iwata 1989-11-14
4879039 Process for measuring stable-type glycated hemoglobin in a sample Haruo Okada, Katsuya Matsumoto, Masuo Umino 1989-11-07
4867662 Slip casting mold Hironobu Shimahara, Kazushige Murata 1989-09-19
4825299 Magnetic recording/reproducing apparatus utilizing phase comparator Yoshinori Okada, Shigemitsu Higuchi, Yasufumi Yunde, Takashi Furuhata 1989-04-25