RZ

Richard David Zaun

JD John Deere: 17 patents #202 of 5,518Top 4%
📍 Des Moines, IA: #30 of 657 inventorsTop 5%
🗺 Iowa: #771 of 15,303 inventorsTop 6%
Overall (All Time): #279,343 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
7240741 Knock-on sweep structure and tools therefor Benoit Jocelyn Poutre, Donald Ray Peck, Mark D. Beeck, Richard Wayne Hook, James Michael VanAuwelaer +1 more 2007-07-10
6938700 Knock-on sweep structure and tools therefor Benoit Jocelyn Poutre, Donald Ray Peck, Mark D. Beeck, Richard Wayne Hook, James Michael VanAuwelaer +1 more 2005-09-06
6591875 Cart for bulk filling intermodal containers Richard Wayne Hook, Bruce L. Warman, Gregory Knott, John Robinson, Christopher G. Kay +5 more 2003-07-15
6585058 Knock-on sweep structure and tools therefor Benoit Jocelyn Poutre, Donald Ray Peck, Mark D. Beeck, Richard Wayne Hook, James Michael VanAuwelaer +1 more 2003-07-01
6250397 Spring trip standard with positive stop Richard Wayne Hook 2001-06-26
6250398 Spring trip standard Richard Wayne Hook 2001-06-26
6223832 Constant pressure scraper system with adjustment Richard Wayne Hook, Garrett Lee Goins 2001-05-01
D429256 Tillage sweep 2000-08-08
D429257 Tillage sweep 2000-08-08
D429258 Tillage sweep 2000-08-08
6065548 Spring trip standard having reduced spring buckling forces Richard Wayne Hook 2000-05-23
D415173 Tillage sweep 1999-10-12
5899307 Wheel motor torque hub disconnect Howard C. Hadley 1999-05-04
5277265 Tow valve and interlock for a vehicle 1994-01-11
5241780 Wheel shield and ladder for a spray vehicle Michael Lee Pearson 1993-09-07
5083630 Sprayer with hydraulically adjustable wheel spacing 1992-01-28
5066030 Cushioned wheel assembly for a sprayer William Anthony Brett 1991-11-19