P

Inventor

MIYAKUNI SHINICHI

JP14 patents
⚠️ This page may combine multiple inventors who share the name “MIYAKUNI SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI ELECTRIC CORP

12 patents
US6013926AJan 11, 2000

Semiconductor device with refractory metal element

MITSUBISHI ELECTRIC CORP110 citations97
US5942447AAug 24, 1999

Method of selectively etching compound semiconductor and method of manufacturing compound semiconductor device using the selective etching method

MITSUBISHI ELECTRIC CORP27 citations92
US5888859AMar 30, 1999

Method of fabricating semiconductor device

MITSUBISHI ELECTRIC CORP18 citations83
US5726468AMar 10, 1998

Compound semiconductor bipolar transistor

MITSUBISHI ELECTRIC CORP10 citations74
US6081003AJun 27, 2000

Heterojunction bipolar transistor with ballast resistor

MITSUBISHI ELECTRIC CORP6 citations73
US5512331AApr 30, 1996

Etching method for indium series compound semiconductors

MITSUBISHI ELECTRIC CORP10 citations73
US5370767ADec 6, 1994

Selective dry etching method for compound semiconductor and production method of semiconductor device

MITSUBISHI ELECTRIC CORP10 citations66
US6271098B1Aug 7, 2001

Heterojunction bipolar transistor and method for producing the same

MITSUBISHI ELECTRIC CORP2 citations62
US11881516B2Jan 23, 2024

Semiconductor element comprising a MIM capacitor and a via hole, a bottom of the via hole being placed between a rear surface of a source electrode and a rear surface of a barrier metal layer

MITSUBISHI ELECTRIC CORP0 citations60
US12243739B2Mar 4, 2025

Semiconductor wafer and method for manufacturing same

MITSUBISHI ELECTRIC CORP0 citations54
US9117896B2Aug 25, 2015

Semiconductor device with improved conductivity

MITSUBISHI ELECTRIC CORP0 citations51
US9805978B2Oct 31, 2017

Method of manufacturing semiconductor device

MITSUBISHI ELECTRIC CORP0 citations48

RIGAKU DENKI CO LTD

2 patents