Inventor
KASAI TOSHIO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KASAI TOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
6 patentsUS6350978B1Feb 26, 2002
Deterioration sensing device for light-emitting diode
ASAHI OPTICAL CO LTD29 citations92
US5543955AAug 6, 1996
Optical scanning system
ASAHI OPTICAL CO LTD13 citations74
US6246705B1Jun 12, 2001
Optical scanning device
ASAHI OPTICAL CO LTD14 citations73
US5883731AMar 16, 1999
Multi-beam scanning device
ASAHI OPTICAL CO LTD13 citations73
US5408483AApr 18, 1995
Laser beam emitting device with selective laser beam power output level
ASAHI OPTICAL CO LTD12 citations73
US5309463AMay 3, 1994
Laser driving circuit
ASAHI OPTICAL CO LTD13 citations73
NISSAN CHEMICAL IND LTD
4 patentsUS6440187B1Aug 27, 2002
Alumina powder, process for producing the same and polishing composition
NISSAN CHEMICAL IND LTD81 citations97
US5962343AOct 5, 1999
Process for producing crystalline ceric oxide particles and abrasive
NISSAN CHEMICAL IND LTD43 citations95
US6372003B1Apr 16, 2002
Polishing abrasive of crystalline ceric oxide particles having surfaces modified with hydroxyl groups
NISSAN CHEMICAL IND LTD31 citations92
US6007592ADec 28, 1999
Polishing composition for aluminum disk and polishing process therewith
NISSAN CHEMICAL IND LTD32 citations92