P

Inventor

ISHIGAKI TOSHIHIRO

JP13 patents
⚠️ This page may combine multiple inventors who share the name “ISHIGAKI TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

5 patents
US6121921ASep 19, 2000

Position detection apparatus

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations95
US6563765B1May 13, 2003

Clock system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations92
US6686877B2Feb 3, 2004

Satellite signal receiver

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations91
US6448927B1Sep 10, 2002

Position information system

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD36 citations89
US7065320B2Jun 20, 2006

Satellite signal receiver

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations72

PIONEER CORP

5 patents
US6740202B2May 25, 2004

Speaker diaphragm and method of manufacturing same

PIONEER CORP13 citations80
US7848538B2Dec 7, 2010

Speaker voice coil and speaker unit using the same

PIONEER CORP4 citations62
US6845169B2Jan 18, 2005

Speaker parts and method of manufacturing same

PIONEER CORP5 citations62
US6604271B2Aug 12, 2003

Process for processing a conductive damper for use in speaker

PIONEER CORP2 citations60
US7848537B2Dec 7, 2010

Voice coil bobbin, manufacturing method thereof and speaker device

PIONEER CORP0 citations50

PIONEER ELECTRONIC CORP

1 patent
US6788799B1Sep 7, 2004

Speaker device and associated method for manufacturing the speaker device

PIONEER ELECTRONIC CORP4 citations62

TOTOKU ELECTRIC

1 patent
US6867374B2Mar 15, 2005

Ceramic insulation coated electric wire self-fusing ceramic insulation coated electric wire coating composition and coil and voices coil for speaker

TOTOKU ELECTRIC4 citations58

NIPPAN KENKYUJO CO LTD

1 patent
US6909788B2Jun 21, 2005

Speaker voice coil bobbin and method of manufacturing same

NIPPAN KENKYUJO CO LTD1 citations45