Inventor · disambiguated record
Tsugio Sakai
Also filed as: SAKAI TSUGIO
25 granted patents·8 pending applications·981 citations·filing 1974–2006
97Inventor score
Files withSEIKO INSTR INC16SII MICRO PARTS LTD4SHISHIDO TAKESHI3SEIKO ELECTRONIC COMPONENTS2SEIKO INSTR & ELECTRONICS2
Top patents by PatentIndex Score
33 records- 0196US5395711ANon-aqueous electrolyte secondary battery and its production methodSEIKO INSTR INC·Filed 1993·Granted Mar 7, 1995·222 cites·15 claims
- 0294US6083644ANon-aqueous electrolyte secondary batterySEIKO INSTR INC·Filed 1997·Granted Jul 4, 2000·105 cites·8 claims
- 0393US5286582AMonaqueous electrolyte secondary battery and process for producing positive active materialsSEIKO ELECTRONIC COMPONENTS·Filed 1991·Granted Feb 15, 1994·95 cites·10 claims
- 0492US6445566B2Power source elementSEIKO INSTR INC·Filed 2001·Granted Sep 3, 2002·48 cites·30 claims
- 0589US6459564B1Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitorSEIKO INSTR INC·Filed 2000·Granted Oct 1, 2002·57 cites·11 claims
- 0687US6489062B1Non-aqueous electrolyte secondary battery having heat-resistant electrodesSEIKO INSTR INC·Filed 1999·Granted Dec 3, 2002·89 cites·24 claims
- 0782US5556721ANon-aqueous electrolyte secondary battery and production method of the sameSEIKO INSTR INC·Filed 1994·Granted Sep 17, 1996·65 cites·16 claims
- 0878US6713215B2Non-aqueous electrolyte rechargeable batteriesSII MICRO PARTS LTD·Filed 2001·Granted Mar 30, 2004·17 cites·16 claims
- 0975US5506075ANon-aqueous electrolyte secondary battery and method of producing the sameSEIKO INSTR INC·Filed 1994·Granted Apr 9, 1996·49 cites·24 claims
- 1075US5401599ANon-aqueous electrolyte secondary battery and method of producing the sameSEIKO INSTR INC·Filed 1993·Granted Mar 28, 1995·49 cites·19 claims
- 1169US7399321B2Soldering method of nonaqueous-electrolyte secondary-batterySEIKO INSTR INC·Filed 2005·Granted Jul 15, 2008·2 cites·11 claims
- 1269US6623885B1Power source element having connecting terminalsSEIKO INSTR INC·Filed 2000·Granted Sep 23, 2003·8 cites·37 claims
- 1369US5620812ANon-aqueous electrolyte secondary batterySEIKO INSTR INC·Filed 1995·Granted Apr 15, 1997·44 cites·14 claims
- 1467US6395425B1Non-aqueous electrolyte secondary battery with a lithium copper titanium oxide electrodeSEIKO INSTR INC·Filed 2000·Granted May 28, 2002·7 cites·2 claims
- 1566US7169506B2Electrochemical cellSII MICRO PARTS LTD·Filed 2004·Granted Jan 30, 2007·6 cites·10 claims
- 1665US7311995B2Electrochemical cellSII MICRO PARTS LTD·Filed 2004·Granted Dec 25, 2007·6 cites·14 claims
- 1761US6733544B2Method of producing electrical double layer capacitor and method of mounting electrical double layer capacitor on a circuit substrateSII MICRO PARTS LTD·Filed 2001·Granted May 11, 2004·11 cites·13 claims
- 1861US6625008B2Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitorSEIKO INSTR INC·Filed 2002·Granted Sep 23, 2003·11 cites·15 claims
- 1959US7749649B2Electrochemical cell having container with embedded positive electrode current collectorSEIKO INSTR INC·Filed 2004·Granted Jul 6, 2010·3 cites·24 claims
- 2059US6586139B1Alkaline battery without mercury and electronic apparatus powered therebySEIKO INSTR INC·Filed 1995·Granted Jul 1, 2003·25 cites·12 claims
- 2157USRE35818ENon-aqueous electrolyte secondary battery and method of producing the sameSEIKO INSTR INC·Filed 1995·Granted Jun 2, 1998·27 cites·19 claims
- 2248US3990916ASilver oxide cellSEIKO INSTR & ELECTRONICS·Filed 1974·Granted Nov 9, 1976·6 cites·7 claims
- 2346US2006127758A1Negative electrode can, alkaline cell and production method for sameSHISHIDO TAKESHI·Filed 2005·Application pending·0 cites
- 2446US2006234122A1Button-type alkaline batterySHISHIDO TAKESHI·Filed 2006·Application pending·0 cites
- 2546US2004185586A1Preparation of sample chip, method of observing wall surface thereof and system thereforFiled 2004·Application pending·0 cites
- 2646US2006127757A1Alkaline cell and production method for sameSHISHIDO TAKESHI·Filed 2005·Application pending·0 cites
- 2744US6723469B1Alkaline battery without mercury and electronic apparatus powered therebySIIXMICRO PARTS LTD·Filed 1996·Granted Apr 20, 2004·14 cites·22 claims
- 2844US2004219424A1Non-aqueous electrolyte secondary batteryFiled 2004·Application pending·0 cites
- 2943US2004224226A1Electrochemical cell and production method thereforFiled 2004·Application pending·0 cites
- 3043US2004157121A1Electrochemical cellFiled 2004·Application pending·0 cites
- 3140US2002127467A1Non-aqueous electrolyte secondaryFiled 2001·Application pending·0 cites
- 3238US5478670ANon-aqueous electrolyte electrochemical cell comprising high Ni austenitic stainless steel positive electrode caseSEIKO ELECTRONIC COMPONENTS·Filed 1993·Granted Dec 26, 1995·12 cites·19 claims
- 3333US3994746ASilver peroxide cellSEIKO INSTR & ELECTRONICS·Filed 1975·Granted Nov 30, 1976·3 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →