Zigurd K. Sika

Follow

Person

Riga, SU

People

Patents Grantslast 30 patents

Information Patent Grant
Transportation device with an electrodynamic suspension
- Patent number 4,276,832
- Issue date Jul 7, 1981
- Zigurd K. Sika
- B61 - RAILWAYS
Information Patent Grant
Traction means with electrodynamic vehicle suspension for high-spee...
- Patent number 4,131,811
- Issue date Dec 26, 1978
- Fiziko-Energetichesky Institut Akademii Nauk Latviiskoi SSR
- Voldemar V. Apsit
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Contactless synchronous electric machine
- Patent number 3,967,145
- Issue date Jun 29, 1976
- Voldemar Voldemarovich Apsit
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cryogen-cooled synchronous compensator
- Patent number 3,940,643
- Issue date Feb 24, 1976
- Zigurd Karlovich Sika
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER