Yoshiyo Wada

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Floating type magnetic head assembly
- Patent number 4,998,174
- Issue date Mar 5, 1991
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head device having photo detector cell
- Patent number 4,987,505
- Issue date Jan 22, 1991
- Victor Company of Japan, Ltd.
- Yoshitaka Iwabuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Record stylus for capacitance disks
- Patent number 4,503,529
- Issue date Mar 5, 1985
- Victor Company of Japan, Limited
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Stylus for reproducing information signals recorded on a recording...
- Patent number 4,497,052
- Issue date Jan 29, 1985
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit arrangement for applying high frequency energy to a capacit...
- Patent number 4,495,610
- Issue date Jan 22, 1985
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Capacitance detection type record stylus having a conductive shank
- Patent number 4,488,281
- Issue date Dec 11, 1984
- Victor Company of Japan, Limited
- Hideaki Takehara
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for optically reproducing signals recorded on a rotating...
- Patent number 4,486,791
- Issue date Dec 4, 1984
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc reproducing system
- Patent number 4,420,827
- Issue date Dec 13, 1983
- Victor Company of Japan Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
System using a rotating medium for recording cinematographic pictur...
- Patent number 4,402,018
- Issue date Aug 30, 1983
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Capacitance detection type stylus with diamond body and electrode h...
- Patent number 4,357,699
- Issue date Nov 2, 1982
- Adamant Kogyo Co., Ltd.
- Hideaki Takehara
- G11 - INFORMATION STORAGE
Information Patent Grant
Information signal recording medium of rotary type with overlapped...
- Patent number 4,327,430
- Issue date Apr 27, 1982
- Victor Company of Japan, Ltd.
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Stylus for reproducing capacitive videodisc
- Patent number 4,273,967
- Issue date Jun 16, 1981
- Victor Company of Japan, Limited
- Yoshiyo Wada
- G11 - INFORMATION STORAGE
Information Patent Grant
Stylus for reproducing capacitive videodisc
- Patent number 4,199,782
- Issue date Apr 22, 1980
- Victor Company of Japan, Limited
- Yoshiyo Wada
- G11 - INFORMATION STORAGE

Yoshiyo Wada

Person

Patents Grantslast 30 patents

Floating type magnetic head assembly

Magnetic head device having photo detector cell

Record stylus for capacitance disks

Stylus for reproducing information signals recorded on a recording...

Circuit arrangement for applying high frequency energy to a capacit...

Capacitance detection type record stylus having a conductive shank

Apparatus for optically reproducing signals recorded on a rotating...

Disc reproducing system

System using a rotating medium for recording cinematographic pictur...

Capacitance detection type stylus with diamond body and electrode h...

Information signal recording medium of rotary type with overlapped...

Stylus for reproducing capacitive videodisc

Stylus for reproducing capacitive videodisc