RS

Robert C. Schreck

WS Wittenstein Se: 1 patents #15 of 63Top 25%
Overall (All Time): #1,883,261 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11067197 Subsea shut-off device Markus Glaser 2021-07-20
4188993 Heat recovery systems Fred M. Heyn, Ching-Feng Yin, Gordon L. Hanson 1980-02-19