HH

Helmut Herberg

SA Siemens Aktiengesellschaft: 14 patents #607 of 22,248Top 3%
Overall (All Time): #358,262 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
4931848 Thyristor having increased dI/dt stability 1990-06-05
4811074 Darlington circuit comprising a field effect transistor and a bipolar output transistor 1989-03-07
4792839 Semiconductor power circuit breaker structure obviating secondary breakdown Helmut Strack 1988-12-20
4758871 Thyristor with multiple groups of insulated control electrodes 1988-07-19
4691221 Monolithically integrated bipolar Darlington circuit 1987-09-01
4633288 Light-triggerable thyristor having low light power requirement and high critical voltage rise rate 1986-12-30
4587546 Light-triggerable thyristor having a low light power requirement 1986-05-06
4581543 Semiconductor switch having a disconnectible thyristor 1986-04-08
4502071 FET Controlled thyristor 1985-02-26
4502072 FET Controlled thyristor 1985-02-26
4500902 FET Controlled thyristor 1985-02-19
4495026 Method for manufacturing metallized semiconductor components 1985-01-22
4467343 Thyristor with a multi-layer semiconductor body with a pnpn layer sequence and a method for its manufacture with a {111} lateral edge bevelling 1984-08-21
4419683 Thyristor having a controllable emitter short circuit 1983-12-06