DH

Douglas C. Hepler

PO Polyshot: 14 patents #1 of 5Top 20%
AC Acushnet: 1 patents #359 of 496Top 75%
Overall (All Time): #271,155 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D948840 Dual material pet treat 2022-04-19
D946861 Toothbrush shaped pet treat 2022-03-29
D942015 Oval-shaped dental chip 2022-01-25
D910969 Pet treat 2021-02-23
D883606 Horned toad shaped pet treat 2020-05-12
10131079 Side gate nozzle assembly with a washer made of a shape memory alloy 2018-11-20
9415535 Multistage ejection of an injection molded material 2016-08-16
9302416 Single nozzle valve gate 2016-04-05
7261535 Co-injection nozzle Paul Puniello, Christopher Cavallaro, Christopher T. Grace, David Crandall 2007-08-28
6960072 Hot sprue bushing 2005-11-01
6095789 Adjustable hot sprue bushing Christopher T. Grace, Louis A. Borrelli 2000-08-01
5589206 Compact disc injection molding apparatus 1996-12-31
5587188 Multitip hot runner system 1996-12-24
5551863 Self-contained runnerless molding system 1996-09-03
5464343 Multitip hot runner system 1995-11-07
5334006 Hot sprue bushing with interchangeable tip having multiple edge gates David L. Pursel 1994-08-02
5213824 Adjustable hot sprue bushing 1993-05-25