Inventor

Hidekazu Wada

Inventor

Nagaokakyo, JP

Overview

23→

Patents

1984–2000

Patent span

Electricity

Primary field (CPC H)

Patents· 23 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Pprimary

H01PWaveguides40%

H01GCapacitors23%

Y10TTechnical subjects covered by former us classification17%

G01RMeasuring electric variables7%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%

H01FMagnets3%

H03JTuning resonant circuits3%

PatentTitleYear

6,048,402'Device for fabricating a metalized film capacitor'2000 5,942,283'Method for fabricating a metalized film'1999 5,905,628'Metallized film capacitor'1999 5,780,072'Manufacturing apparatus for manufacturing TM dual mode dielectric resonator apparatus'1998 5,710,530'TM dual mode dielectric resonator apparatus and methods for adjusting coupling coefficient and resonance frequencies thereof'1998 5,708,404'TM dual mode dielectric resonator and filter utilizing a hole to equalize the resonators resonance frequencies'1998 5,696,663'Capacitor having a band of zinc and an aluminum film formed on a plastic film'1997 5,680,290'Capacitor having a fuse and a weak member'1997 5,659,275'TM dual mode dielectric resonator apparatus with a method for adjusting the coupling coefficients'1997 5,638,037'TM dual mode dielectric resonator and filter utilizing different size resonators'1997 5,408,690'Antenna supervising apparatus comprising a standing wave ratio measuring unit'1995 5,325,077'TE.sub.101 triple mode dielectric resonator apparatus'1994 5,235,294'Auto-tuned apparatus for band-pass filter'1993 5,119,034'Method of measuring dielectric material constants and measuring device employed therefor'1992 5,049,842'Dielectric resonator having a cutout portion for receiving an unitary tuning element conforming to the cutout shape'1991 4,917,317'Toroidal coil winding machine'1990 4,902,991'Radio frequency signal combining/sorting device'1990 4,728,913'Dielectric resonator'1988 4,639,699'Dielectric resonator comprising a resonant dielectric pillar mounted in a conductively coated dielectric case'1987 4,623,857'Dielectric resonator device'1986 4,613,838'Dielectric resonator'1986 4,535,382'Oil-impregnated capacitor'1985 4,434,452'Metallized film capacitor'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2000Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (7)· patent assignee history

1986–1998Patents assigned to MURATA MANUFACTURING CO (15)· patent assignee history

1986–1994Based in Nagaokakyo, JP· patent location history

1986–1990Based in Kobe, JP· patent location history

1990Patents assigned to ALPS ELECTRIC CO LTD (1)· patent assignee history

1995Based in Kyoto, JP· patent location history

1997–2000Based in Tonami, JP· patent location history

1997–1998Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MURATA MANUFACTURING CO	15	1986–1998
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	7	1984–2000
ALPS ELECTRIC CO LTD	1	1990

Locations

Location	Patents	Span
Nagaokakyo, JP	6	1986–1994
Tonami, JP	5	1997–2000
Ibaraki, JP	5	1997–1998
Kobe, JP	3	1986–1990
Kyoto, JP	1	1995