Inventor

TOKUNAGA IKUO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “TOKUNAGA IKUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

2 patents

US5168281ADec 1, 1992

Antenna connection device for electronic equipment

SEIKO EPSON CORP32 citations87

US4763312AAug 9, 1988

Bonding structure for timepieces

SEIKO EPSON CORP12 citations70

SUWA SEIKOSHA KK

1 patent

US4180970AJan 1, 1980

Wristwatch with sound-making device

SUWA SEIKOSHA KK11 citations70