P

Inventor

BIRRITTELLA MARK S

US37 patents
⚠️ This page may combine multiple inventors who share the name “BIRRITTELLA MARK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MOTOROLA INC

15 patents
US4663831AMay 12, 1987

Method of forming transistors with poly-sidewall contacts utilizing deposition of polycrystalline and insulating layers combined with selective etching and oxidation of said layers

MOTOROLA INC154 citations97
US4644194AFeb 17, 1987

ECL to TTL voltage level translator

MOTOROLA INC33 citations91
US4717677AJan 5, 1988

Fabricating a semiconductor device with buried oxide

MOTOROLA INC24 citations82
US4593457AJun 10, 1986

Method for making gallium arsenide NPN transistor with self-aligned base enhancement to emitter region and metal contact

MOTOROLA INC24 citations82
US4628248ADec 9, 1986

NPN bandgap voltage generator

MOTOROLA INC25 citations78
US4649411AMar 10, 1987

Gallium arsenide bipolar ECL circuit structure

MOTOROLA INC13 citations74
US4635087AJan 6, 1987

Monolithic bipolar SCR memory cell

MOTOROLA INC15 citations74
US4580244AApr 1, 1986

Bipolar memory cell

MOTOROLA INC8 citations74
US4570238AFeb 11, 1986

Selectable write current source for bipolar rams

MOTOROLA INC7 citations74
US4631570ADec 23, 1986

Integrated circuit having buried oxide isolation and low resistivity substrate for power supply interconnection

MOTOROLA INC11 citations73
US4656495AApr 7, 1987

Bipolar ram cell and process

MOTOROLA INC5 citations63
US4598213AJul 1, 1986

Bipolar transient driver

MOTOROLA INC5 citations61
US4701882AOct 20, 1987

Bipolar RAM cell

MOTOROLA INC2 citations60
US4697251ASep 29, 1987

Bipolar RAM cell

MOTOROLA INC5 citations60
US4641047AFeb 3, 1987

Complex direct coupled transistor logic

MOTOROLA INC1 citations52

INTEL CORP

11 patents

CRAY RESEARCH INC

6 patents

CRAY INC

4 patents

SILICON GRAPHICS INC

1 patent