Toshihiro Hamamura

PE Pentax: 25 patents #58 of 761Top 8%

MC Minolta Co.: 12 patents #154 of 1,416Top 15%

Samsung: 11 patents #12,136 of 75,807Top 20%

PE Pentax: 9 patents #50 of 396Top 15%

HO Hoya: 7 patents #167 of 1,290Top 15%

Ricoh Company: 7 patents #2,977 of 9,818Top 35%

KC Kansai Paint Co.: 4 patents #157 of 822Top 20%

AK Asahi Kogaku Kogyo K.K.: 2 patents #47 of 180Top 30%

KI Konica Minolta Photo Imaging: 1 patents #50 of 106Top 50%

Overall (All Time): #23,686 of 4,157,543Top 1%

Patents All Time

Issued Patents All Time

Showing 76–78 of 78 patents

Patent #	Title	Co-Inventors	Date
D359501	35 mm camera	—	1995-06-20
D357265	Camera	—	1995-04-11
D342961	35 mm camera	Takeshi Matsushita	1994-01-04