CU's are greatFICO de-duplicates INQ's with the same lender in scoring. It does not look bad if you have corrected the reasons for the intial denial.
Can you please verify, point to where this is documented? I just read everything on myFico regarding INQs and they mention shopping periods and such, but it is always as INQs for Auto and Mortgage relate to your FICO score. They never once mention de-duping a CC INQ from the same lender.
You need to keep your balances down. Is your balance at least 30% of your limit. If not pay it down.
Also, Your scores are based on info reported specifically on accounts you've had for the last 24 months.
This change has not gone into effect yet for th emost part, and it will be a while before it is widely implemented by lenders. Do a search for the term "FICO 08" for lots of good information on this topic.
Also, authorized users are no longer getting points for those accounts. A recent fico change. (I read)