ASAHI OPTICAL CO LTD has a total of 16,844 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets optics, audio-visual technology and medical technology are PIETRANGELO GREGORIO, HENAN HAOZE ELECTRONICS CO LTD and AP PHOTONICS SHENZHEN LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 9,658 | |
#2 | United States | 3,397 | |
#3 | Germany | 1,554 | |
#4 | United Kingdom | 1,184 | |
#5 | France | 558 | |
#6 | EPO (European Patent Office) | 101 | |
#7 | Canada | 66 | |
#8 | Republic of Korea | 62 | |
#9 | Australia | 55 | |
#10 | Hong Kong | 55 | |
#11 | China | 39 | |
#12 | Denmark | 26 | |
#13 | Israel | 16 | |
#14 | South Africa | 15 | |
#15 | Netherlands | 13 | |
#16 | Singapore | 13 | |
#17 | WIPO (World Intellectual Property Organization) | 9 | |
#18 | Sweden | 6 | |
#19 | Malaysia | 5 | |
#20 | Taiwan | 5 | |
#21 | Switzerland | 3 | |
#22 | Indonesia | 2 | |
#23 | Italy | 2 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Audio-visual technology | |
#3 | Medical technology | |
#4 | Textiles and paper | |
#5 | Machines | |
#6 | Computer technology |
# | Technology | |
---|---|---|
#1 | Optical systems | |
#2 | Cameras | |
#3 | Television | |
#4 | Diagnosis and surgery | |
#5 | Special information storage | |
#6 | Electrography | |
#7 | Typewriters | |
#8 | Unspecified technologies | |
#9 | Data recognition and presentation | |
#10 | Casings and printed circuits |
# | Name | Total Patents |
---|---|---|
#1 | Ouchi Teruo | 646 |
#2 | Nomura Hiroshi | 489 |
#3 | Ito Takayuki | 416 |
#4 | Kawasaki Masahiro | 373 |
#5 | Numako Norio | 363 |
#6 | Suzuki Minoru | 339 |
#7 | Aoki Harumi | 265 |
#8 | Tabata Yasushi | 260 |
#9 | Abe Tetsuya | 249 |
#10 | Maruyama Koichi | 238 |
Publication | Filing date | Title |
---|---|---|
DK200700664A | Endoscopic tissue collection instrument | |
JP2002318349A | Real image type finder | |
JP2002318350A | Real image type finder | |
JP2002350744A | Real image type finder | |
JP2002350743A | Real image type finder | |
GB0208303D0 | Surgical instrument and apparatus | |
JP2002303793A | Zoom lens for camera | |
JP2002350707A | Cam structure of zoom lens barrel | |
JP2002350931A | Camera equipped with finder optical system | |
JP2002333646A | Camera having image blur detection function | |
JP2002325729A | Electronic endoscope provided with automatic lighting control function | |
JP2002333576A | Objective lens for optical head | |
GB0203906D0 | A camera system having a communication system between a camera body and a photographing lens | |
JP2002320589A | Electronic endoscopic equipment having automatic light control function | |
JP2002303537A | Magnetic encoder and method of reducing harmonic error thereof | |
JP2002323651A | Scanning lens coping with two wavelengths | |
JP2002281769A | Ultrasonic motor drive control apparatus | |
JP2002301008A | Endoscope retaining device | |
JP2002247887A | Drive control circuit of electromagnetic drive device | |
US2002114800A1 | Carrier having immobilized antigens or antibodies and method of manufacturing thereof |