Inventor
Robert D. Stream
Inventor
Loveland, CO, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties67%
B01DSeparation17%
LOC2417%
PatentTitleYear
5,912,737'System for verifying the calibration of a turbidimeter'1999D0402768'Turbidimeter'19985,831,727'Bubble elimination from liquid'19985,604,590'Nephelometer instrument'19975,506,679'Nephelometer instrument'1996D0363676'Laboratory nephelometer'1995D0363682'Filter holder for laboratory turbidimeter'1995D0336444'Portable colorimeter'1993D0304231'Subgingival delivery tip for attachment to dental irrigation instruments'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to TELEDYNE IND (1)· patent assignee history
1989–1997Based in Fort Collins, CO, US· patent location history
1993–1999Patents assigned to HACH CO (8)· patent assignee history
1993–1999Based in Loveland, CO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HACH CO | 8 | 1993–1999 |
| TELEDYNE IND | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Loveland, CO, US | 6 | 1993–1999 |
| Fort Collins, CO, US | 3 | 1989–1997 |