John A. Marcinek

EM Emhart: 3 patents #79 of 310Top 30%

📍 Westfield, MA: #58 of 180 inventorsTop 35%

🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%

Overall (All Time): #1,677,846 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4588620	Parison for making molecularly oriented plastic bottles	—	1986-05-13
4521369	Method of making molecularly oriented plastic bottles	—	1985-06-04
4432530	Mold-core rod combination for forming an injection molded plastic parison	—	1984-02-21