Keiichi Totsuka

Person

Edgewater, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for providing electronic coupons
- Patent number 7,493,636
- Issue date Feb 17, 2009
- Sony Corporation/Sony Electronic Inc.
- Tadamasa Kitsukawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for providing on-demand electronic advertising
- Patent number 6,282,713
- Issue date Aug 28, 2001
- Sony Corporation
- Tadamasa Kitsukawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Actual size image display
- Patent number 6,262,763
- Issue date Jul 17, 2001
- Sony Corporation
- Keiichi Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker with removable grille cloth
- Patent number D399845
- Issue date Oct 20, 1998
- Sony Corporation
- Knut T. Fenner
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Combined loudspeaker and stand
- Patent number D392973
- Issue date Mar 31, 1998
- Sony Corporation
- Knut T. Fenner
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Subwoofer loudspeaker
- Patent number D392974
- Issue date Mar 31, 1998
- Sony Corporation
- Knut T. Fenner
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Combined loudspeaker and stand with subwoofer
- Patent number D392976
- Issue date Mar 31, 1998
- Sony Corporation
- Knut T. Fenner
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Self-standing mini remote commander
- Patent number 5,457,448
- Issue date Oct 10, 1995
- Sony Electronics, Inc.
- Keiichi Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for providing electronic coupons
- Publication number 20060015893
- Publication date Jan 19, 2006
- Tadamasa Kitsukawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for providing advertising linked to a scene of...
- Publication number 20020059590
- Publication date May 16, 2002
- Sony Electronics
- Tadamasa Kitsukawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for providing on-demand electronic advertising
- Publication number 20010013125
- Publication date Aug 9, 2001
- Sony Corporation
- Tadamasa Kitsukawa
- G06 - COMPUTING CALCULATING COUNTING

Keiichi Totsuka

Person

Patents Grantslast 30 patents

Method and apparatus for providing electronic coupons

Method and apparatus for providing on-demand electronic advertising

Actual size image display

Loudspeaker with removable grille cloth

Combined loudspeaker and stand

Subwoofer loudspeaker

Combined loudspeaker and stand with subwoofer

Self-standing mini remote commander

Patents Applicationslast 30 patents

Method and apparatus for providing electronic coupons

Method and apparatus for providing advertising linked to a scene of...

Method and apparatus for providing on-demand electronic advertising