Inventor · disambiguated record
Norio Hama
Also filed as: HAMA NORIO
11 granted patents·2 pending applications·566 citations·filing 1991–2001
93Inventor score
Top patents by PatentIndex Score
13 records- 0195US5757326ASlot antenna device and wireless apparatus employing the antenna deviceSEIKO EPSON CORP·Filed 1997·Granted May 26, 1998·159 cites·35 claims
- 0283US5532705AWrist-mounted-type antenna device and apparatus having the antenna deviceSEIKO EPSON CORP·Filed 1994·Granted Jul 2, 1996·63 cites·46 claims
- 0378US5673054AAntenna and miniature portable wireless transceiverSEIKO EPSON CORP·Filed 1994·Granted Sep 30, 1997·53 cites·36 claims
- 0478US5450091AVariable size antenna device having resonance frequency compensationSEIKO EPSON CORP·Filed 1993·Granted Sep 12, 1995·53 cites·11 claims
- 0572US5280646APaging device with structure for removing static electricitySEIKO EPSON CORP·Filed 1991·Granted Jan 18, 1994·41 cites·73 claims
- 0665US5946610APortable radio apparatus having a slot antennaSEIKO EPSON CORP·Filed 1995·Granted Aug 31, 1999·35 cites·8 claims
- 0764US6212244B1Fast response automatic gain controlGOLDEN BRIDGE TECH INC·Filed 1998·Granted Apr 3, 2001·52 cites·13 claims
- 0862US6587452B1High performance signal structure with multiple modulation formatsGOLDEN BRIDGE TECH INC·Filed 1999·Granted Jul 1, 2003·23 cites·22 claims
- 0961US5265265AWristwatch radio communication device having an improved noise shielding structureSEIKO EPSON CORP·Filed 1991·Granted Nov 23, 1993·31 cites·43 claims
- 1059US5564096AWristwatch radio communication device having an improved noise shielding structureSEIKO EPSON CORP·Filed 1994·Granted Oct 8, 1996·30 cites·54 claims
- 1157US5243356AAntenna circuit and wrist radio instrumentSEIKO EPSON CORP·Filed 1992·Granted Sep 7, 1993·26 cites·1 claims
- 1240US2002039888A1Wireless communication deviceSEIKO EPSON CORP·Filed 2001·Application pending·0 cites
- 1335US2002042292A1Wireless communication deviceSEIKO EPSON CORP·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →