ZHEJIANG YICHEN HARDWARE CORP has a total of 11 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, surface technology and coating and chemical engineering are JIANGSU DONGQI STANDARD PARTS CO LTD, HAIYAN GUANGDA HARDWARE CO LTD and Haiyan weishi standard parts co ltd.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 11 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Surface technology and coating | |
#3 | Chemical engineering | |
#4 | Measurement | |
#5 | Materials and metallurgy | |
#6 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Nails | |
#2 | Springs | |
#3 | Coating metallic material | |
#4 | Frames | |
#5 | Electrolytic coating production | |
#6 | Metal tempering | |
#7 | Climate change mitigation in goods production | |
#8 | Drying solid materials by removing liquid | |
#9 | Measuring electric variables | |
#10 | Cleaning |
# | Name | Total Patents |
---|---|---|
#1 | Zhu Feihua | 11 |
Publication | Filing date | Title |
---|---|---|
CN111911514A | Anti-theft lead sealing screw for electric energy meter | |
CN111927861A | Double-end connecting combination bolt of engine | |
CN111927866A | Waterproof special combination screw | |
CN111927859A | Never-loose combined riveting bolt | |
CN111928065A | Foundation bolt for vibrating equipment | |
CN109269275A | A kind of screw dryer | |
CN109083910A | A kind of antirust tapping screw | |
CN109277365A | A kind of screw oil removal machine | |
CN107723779A | A kind of normal temperature electrolytic phosphating drawing integrated production method | |
CN107598583A | A kind of automatic machining device of foundation bolt | |
CN106916932A | A kind of corrosion-resistant quenching technical of high-strength bolt |